406417455632 has 10 divisors (see below), whose sum is σ = 787433820318. Its totient is φ = 203208727808.

The previous prime is 406417455589. The next prime is 406417455643. The reversal of 406417455632 is 236554714604.

It can be written as a sum of positive squares in only one way, i.e., 232031036416 + 174386419216 = 481696^2 + 417596^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12700545473 + ... + 12700545504.

Almost surely, 2^406417455632 is an apocalyptic number.

It is an amenable number.

406417455632 is a deficient number, since it is larger than the sum of its proper divisors (381016364686).

406417455632 is a wasteful number, since it uses less digits than its factorization.

406417455632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25401090985 (or 25401090979 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 406417455632 in words is "four hundred six billion, four hundred seventeen million, four hundred fifty-five thousand, six hundred thirty-two".