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5115600155680 = 255710994144531
BaseRepresentation
bin100101001110001000110…
…0001111011010000100000
3200010001020222012111011121
41022130101201323100200
51132303222114440210
614514024013022024
71035406224605110
oct112342141732040
920101228174147
105115600155680
1116a2571a19503
126a7530184914
132b1525871451
1413984c615040
158d1062be6da
hex4a71187b420

5115600155680 has 192 divisors, whose sum is σ = 13953963260160. Its totient is φ = 1735943270400.

The previous prime is 5115600155671. The next prime is 5115600155681. The reversal of 5115600155680 is 865510065115.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5115600155681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114855015 + ... + 114899545.

It is an arithmetic number, because the mean of its divisors is an integer number (72676891980).

Almost surely, 25115600155680 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 5115600155680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6976981630080).

5115600155680 is an abundant number, since it is smaller than the sum of its proper divisors (8838363104480).

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

5115600155680 is a wasteful number, since it uses less digits than its factorization.

5115600155680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45603 (or 45595 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 43.

The spelling of 5115600155680 in words is "five trillion, one hundred fifteen billion, six hundred million, one hundred fifty-five thousand, six hundred eighty".