406136631604 has 24 divisors (see below), whose sum is σ = 779248008000. Its totient is φ = 183679879680.

The previous prime is 406136631577. The next prime is 406136631611.

406136631604 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×406136631604² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 23183149 + ... + 23200660.

It is an arithmetic number, because the mean of its divisors is an integer number (32468667000).

Almost surely, 2^406136631604 is an apocalyptic number.

406136631604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

406136631604 is a deficient number, since it is larger than the sum of its proper divisors (373111376396).

406136631604 is a wasteful number, since it uses less digits than its factorization.

406136631604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46384023 (or 46384021 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The spelling of 406136631604 in words is "four hundred six billion, one hundred thirty-six million, six hundred thirty-one thousand, six hundred four".