406567479436 has 24 divisors (see below), whose sum is σ = 742535396064. Its totient is φ = 194417076480.

The previous prime is 406567479403. The next prime is 406567479463. The reversal of 406567479436 is 634974765604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322986 + ... + 957838.

It is an arithmetic number, because the mean of its divisors is an integer number (30938974836).

Almost surely, 2^406567479436 is an apocalyptic number.

406567479436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

406567479436 is a deficient number, since it is larger than the sum of its proper divisors (335967916628).

406567479436 is a wasteful number, since it uses less digits than its factorization.

406567479436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641841 (or 641839 counting only the distinct ones).

The product of its (nonzero) digits is 91445760, while the sum is 61.

The spelling of 406567479436 in words is "four hundred six billion, five hundred sixty-seven million, four hundred seventy-nine thousand, four hundred thirty-six".