115705664406 has 32 divisors (see below), whose sum is σ = 258428918880. Its totient is φ = 38372771808.

The previous prime is 115705664383. The next prime is 115705664453. The reversal of 115705664406 is 604466507511.

115705664406 is a `hidden beast` number, since 1 + 15 + 70 + 566 + 4 + 4 + 0 + 6 = 666.

115705664406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 5427681 + ... + 5448956.

It is an arithmetic number, because the mean of its divisors is an integer number (8075903715).

Almost surely, 2^115705664406 is an apocalyptic number.

115705664406 is an abundant number, since it is smaller than the sum of its proper divisors (142723254474).

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

115705664406 is a wasteful number, since it uses less digits than its factorization.

115705664406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10876845 (or 10876839 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 115705664406 in words is "one hundred fifteen billion, seven hundred five million, six hundred sixty-four thousand, four hundred six".