356206424406 has 64 divisors (see below), whose sum is σ = 818776298496. Its totient is φ = 101199974400.

The previous prime is 356206424347. The next prime is 356206424417. The reversal of 356206424406 is 604424602653.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20426511 + ... + 20443941.

It is an arithmetic number, because the mean of its divisors is an integer number (12793379664).

Almost surely, 2^356206424406 is an apocalyptic number.

356206424406 is an abundant number, since it is smaller than the sum of its proper divisors (462569874090).

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

356206424406 is a wasteful number, since it uses less digits than its factorization.

356206424406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20157.

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 356206424406 in words is "three hundred fifty-six billion, two hundred six million, four hundred twenty-four thousand, four hundred six".