100642505466 has 16 divisors (see below), whose sum is σ = 201288769344. Its totient is φ = 33546875424.

The previous prime is 100642505419. The next prime is 100642505497. The reversal of 100642505466 is 664505246001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289086 + ... + 533718.

It is an arithmetic number, because the mean of its divisors is an integer number (12580548084).

Almost surely, 2^100642505466 is an apocalyptic number.

100642505466 is an abundant number, since it is smaller than the sum of its proper divisors (100646263878).

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

100642505466 is a wasteful number, since it uses less digits than its factorization.

100642505466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313205.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 100642505466 in words is "one hundred billion, six hundred forty-two million, five hundred five thousand, four hundred sixty-six".