100491042996 has 72 divisors (see below), whose sum is σ = 255939360768. Its totient is φ = 33244200000.

The previous prime is 100491042983. The next prime is 100491043021. The reversal of 100491042996 is 699240194001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6248806 + ... + 6264866.

It is an arithmetic number, because the mean of its divisors is an integer number (3554713344).

Almost surely, 2^100491042996 is an apocalyptic number.

It is an amenable number.

100491042996 is an abundant number, since it is smaller than the sum of its proper divisors (155448317772).

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

100491042996 is a wasteful number, since it uses less digits than its factorization.

100491042996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17373 (or 17368 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 100491042996 in words is "one hundred billion, four hundred ninety-one million, forty-two thousand, nine hundred ninety-six".