100405206264 has 32 divisors (see below), whose sum is σ = 273832381440. Its totient is φ = 30425820000.

The previous prime is 100405206259. The next prime is 100405206287. The reversal of 100405206264 is 462602504001.

It is a congruent number.

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, 190161112 + ... + 190161639.

It is an arithmetic number, because the mean of its divisors is an integer number (8557261920).

Almost surely, 2^100405206264 is an apocalyptic number.

It is an amenable number.

100405206264 is an abundant number, since it is smaller than the sum of its proper divisors (173427175176).

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

100405206264 is a wasteful number, since it uses less digits than its factorization.

100405206264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380322771 (or 380322767 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 100405206264 in words is "one hundred billion, four hundred five million, two hundred six thousand, two hundred sixty-four".