406515468716 has 24 divisors (see below), whose sum is σ = 820629363456. Its totient is φ = 172592681040.

The previous prime is 406515468703. The next prime is 406515468719. The reversal of 406515468716 is 617864515604.

It is not an unprimeable number, because it can be changed into a prime (406515468719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67840040 + ... + 67846031.

It is an arithmetic number, because the mean of its divisors is an integer number (34192890144).

Almost surely, 2^406515468716 is an apocalyptic number.

It is an amenable number.

406515468716 is an abundant number, since it is smaller than the sum of its proper divisors (414113894740).

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

406515468716 is a wasteful number, since it uses less digits than its factorization.

406515468716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135686189 (or 135686187 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 53.

The spelling of 406515468716 in words is "four hundred six billion, five hundred fifteen million, four hundred sixty-eight thousand, seven hundred sixteen".