100551055105056 has 24 divisors (see below), whose sum is σ = 263946519651024. Its totient is φ = 33517018368320.

The previous prime is 100551055105051. The next prime is 100551055105079. The reversal of 100551055105056 is 650501550155001.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×100551055105056² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100551055105051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523703411910 + ... + 523703412101.

It is an arithmetic number, because the mean of its divisors is an integer number (10997771652126).

Almost surely, 2^{100551055105056} is an apocalyptic number.

100551055105056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100551055105056 is an abundant number, since it is smaller than the sum of its proper divisors (163395464545968).

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

100551055105056 is a wasteful number, since it uses less digits than its factorization.

100551055105056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047406824024 (or 1047406824016 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 39.

The spelling of 100551055105056 in words is "one hundred trillion, five hundred fifty-one billion, fifty-five million, one hundred five thousand, fifty-six".