100556135656 has 16 divisors (see below), whose sum is σ = 192554303040. Its totient is φ = 49208321520.

The previous prime is 100556135653. The next prime is 100556135717. The reversal of 100556135656 is 656531655001.

It is a happy number.

It is a super-2 number, since 2×100556135656² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100556135653) 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, 133717890 + ... + 133718641.

It is an arithmetic number, because the mean of its divisors is an integer number (12034643940).

Almost surely, 2^100556135656 is an apocalyptic number.

It is an amenable number.

100556135656 is a deficient number, since it is larger than the sum of its proper divisors (91998167384).

100556135656 is a wasteful number, since it uses less digits than its factorization.

100556135656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267436584 (or 267436580 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 100556135656 in words is "one hundred billion, five hundred fifty-six million, one hundred thirty-five thousand, six hundred fifty-six".