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2055355455408 = 243614969141269
BaseRepresentation
bin11101111010001100101…
…110110101011110110000
321021111020020220100022020
4131322030232311132300
5232133331444033113
64212114532311440
7301331424053313
oct35721456653660
97244206810266
102055355455408
11722742631842
12292412472580
1311ba859a9008
14716a056c97a
15386e7ade023
hex1de8cbb57b0

2055355455408 has 80 divisors (see below), whose sum is σ = 5397836287200. Its totient is φ = 673746647040.

The previous prime is 2055355455407. The next prime is 2055355455427. The reversal of 2055355455408 is 8045545535502.

It is not an unprimeable number, because it can be changed into a prime (2055355455401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14478598 + ... + 14619866.

It is an arithmetic number, because the mean of its divisors is an integer number (67472953590).

Almost surely, 22055355455408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055355455408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2698918143600).

2055355455408 is an abundant number, since it is smaller than the sum of its proper divisors (3342480831792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2055355455408 is a wasteful number, since it uses less digits than its factorization.

2055355455408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146310 (or 146304 counting only the distinct ones).

The product of its (nonzero) digits is 12000000, while the sum is 51.

The spelling of 2055355455408 in words is "two trillion, fifty-five billion, three hundred fifty-five million, four hundred fifty-five thousand, four hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 61 122 183 244 366 488 732 976 1464 2928 4969 9938 14907 19876 29814 39752 59628 79504 119256 141269 238512 282538 303109 423807 565076 606218 847614 909327 1130152 1212436 1695228 1818654 2260304 2424872 3390456 3637308 4849744 6780912 7274616 8617409 14549232 17234818 25852227 34469636 51704454 68939272 103408908 137878544 206817816 413635632 701965661 1403931322 2105896983 2807862644 4211793966 5615725288 8423587932 11231450576 16847175864 33694351728 42819905321 85639810642 128459715963 171279621284 256919431926 342559242568 513838863852 685118485136 1027677727704 2055355455408