100106661632 has 36 divisors (see below), whose sum is σ = 200259763536. Its totient is φ = 49943746560.

The previous prime is 100106661553. The next prime is 100106661659. The reversal of 100106661632 is 236166601001.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310844 + ... + 544827.

Almost surely, 2^100106661632 is an apocalyptic number.

It is an amenable number.

100106661632 is an abundant number, since it is smaller than the sum of its proper divisors (100153101904).

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

100106661632 is an frugal number, since it uses more digits than its factorization.

100106661632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856144 (or 856130 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 100106661632 in words is "one hundred billion, one hundred six million, six hundred sixty-one thousand, six hundred thirty-two".