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5541312515552 = 25117310116313099
BaseRepresentation
bin101000010100010111111…
…1101101100110111100000
3201121202002121010002000022
41100220233331230313200
51211242102000444202
615441351022213012
71111226614140332
oct120505775546740
921552077102008
105541312515552
11184706a4a93a0
12755b3a424168
1331270b1920c8
141522b55d5452
159922019eea2
hex50a2ff6cde0

5541312515552 has 192 divisors, whose sum is σ = 12259389139200. Its totient is φ = 2444401152000.

The previous prime is 5541312515503. The next prime is 5541312515569. The reversal of 5541312515552 is 2555152131455.

It is a super-2 number, since 2×55413125155522 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423026699 + ... + 423039797.

It is an arithmetic number, because the mean of its divisors is an integer number (63850985100).

Almost surely, 25541312515552 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 5541312515552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6129694569600).

5541312515552 is an abundant number, since it is smaller than the sum of its proper divisors (6718076623648).

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

5541312515552 is a wasteful number, since it uses less digits than its factorization.

5541312515552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13457 (or 13449 counting only the distinct ones).

The product of its digits is 750000, while the sum is 44.

The spelling of 5541312515552 in words is "five trillion, five hundred forty-one billion, three hundred twelve million, five hundred fifteen thousand, five hundred fifty-two".