100561116552 has 64 divisors (see below), whose sum is σ = 271026362880. Its totient is φ = 30909322752.

The previous prime is 100561116547. The next prime is 100561116569. The reversal of 100561116552 is 255611165001.

It is a super-2 number, since 2×100561116552² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128233 + ... + 466439.

It is an arithmetic number, because the mean of its divisors is an integer number (4234786920).

Almost surely, 2^100561116552 is an apocalyptic number.

100561116552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100561116552 is an abundant number, since it is smaller than the sum of its proper divisors (170465246328).

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

100561116552 is a wasteful number, since it uses less digits than its factorization.

100561116552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339182 (or 339178 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 33.

The spelling of 100561116552 in words is "one hundred billion, five hundred sixty-one million, one hundred sixteen thousand, five hundred fifty-two".