100256161564 has 48 divisors (see below), whose sum is σ = 189618414048. Its totient is φ = 46107249408.

The previous prime is 100256161549. The next prime is 100256161589. The reversal of 100256161564 is 465161652001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26360487 + ... + 26364289.

It is an arithmetic number, because the mean of its divisors is an integer number (3950383626).

Almost surely, 2^100256161564 is an apocalyptic number.

It is an amenable number.

100256161564 is a deficient number, since it is larger than the sum of its proper divisors (89362252484).

100256161564 is a wasteful number, since it uses less digits than its factorization.

100256161564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5494 (or 5492 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 100256161564 in words is "one hundred billion, two hundred fifty-six million, one hundred sixty-one thousand, five hundred sixty-four".