406506113226 has 48 divisors (see below), whose sum is σ = 883531662624. Its totient is φ = 135076335072.

The previous prime is 406506113213. The next prime is 406506113243. The reversal of 406506113226 is 622311605604.

406506113226 is a `hidden beast` number, since 4 + 0 + 6 + 5 + 0 + 611 + 32 + 2 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36639736 + ... + 36650828.

It is an arithmetic number, because the mean of its divisors is an integer number (18406909638).

Almost surely, 2^406506113226 is an apocalyptic number.

406506113226 is an abundant number, since it is smaller than the sum of its proper divisors (477025549398).

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

406506113226 is a wasteful number, since it uses less digits than its factorization.

406506113226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17315 (or 17312 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 406506113226 in words is "four hundred six billion, five hundred six million, one hundred thirteen thousand, two hundred twenty-six".