100105550550056 has 8 divisors (see below), whose sum is σ = 187697907281370. Its totient is φ = 50052775275024.

The previous prime is 100105550550043. The next prime is 100105550550113. The reversal of 100105550550056 is 650055055501001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 98946986784100 + 1158563765956 = 9947210^2 + 1076366^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×100105550550056² (a number of 29 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 6256596909371 + ... + 6256596909386.

Almost surely, 2^{100105550550056} is an apocalyptic number.

It is an amenable number.

100105550550056 is a deficient number, since it is larger than the sum of its proper divisors (87592356731314).

100105550550056 is a wasteful number, since it uses less digits than its factorization.

100105550550056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12513193818763 (or 12513193818759 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 38.

The spelling of 100105550550056 in words is "one hundred trillion, one hundred five billion, five hundred fifty million, five hundred fifty thousand, fifty-six".