100550510056 has 32 divisors (see below), whose sum is σ = 189645372000. Its totient is φ = 49979286720.

The previous prime is 100550510041. The next prime is 100550510087. The reversal of 100550510056 is 650015055001.

It is a super-2 number, since 2×100550510056² (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 7 ways as a sum of consecutive naturals, for example, 869751 + ... + 978553.

It is an arithmetic number, because the mean of its divisors is an integer number (5926417875).

Almost surely, 2^100550510056 is an apocalyptic number.

It is an amenable number.

100550510056 is a deficient number, since it is larger than the sum of its proper divisors (89094861944).

100550510056 is a wasteful number, since it uses less digits than its factorization.

100550510056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109489 (or 109485 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

Adding to 100550510056 its reverse (650015055001), we get a palindrome (750565565057).

The spelling of 100550510056 in words is "one hundred billion, five hundred fifty million, five hundred ten thousand, fifty-six".