100615516056 has 96 divisors (see below), whose sum is σ = 314759811600. Its totient is φ = 28696043520.

The previous prime is 100615516021. The next prime is 100615516081. The reversal of 100615516056 is 650615516001.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 100615516056.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3723001 + ... + 3749928.

Almost surely, 2^100615516056 is an apocalyptic number.

It is an amenable number.

100615516056 is an abundant number, since it is smaller than the sum of its proper divisors (214144295544).

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

100615516056 is a wasteful number, since it uses less digits than its factorization.

100615516056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7472969 (or 7472962 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

Subtracting 100615516056 from its reverse (650615516001), we obtain a palindrome (549999999945).

The spelling of 100615516056 in words is "one hundred billion, six hundred fifteen million, five hundred sixteen thousand, fifty-six".