405712837716 has 48 divisors (see below), whose sum is σ = 950488123200. Its totient is φ = 134691897600.

The previous prime is 405712837709. The next prime is 405712837723. The reversal of 405712837716 is 617738217504.

It is an interprime number because it is at equal distance from previous prime (405712837709) and next prime (405712837723).

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4750560 + ... + 4835208.

It is an arithmetic number, because the mean of its divisors is an integer number (19801835900).

Almost surely, 2^405712837716 is an apocalyptic number.

It is an amenable number.

405712837716 is an abundant number, since it is smaller than the sum of its proper divisors (544775285484).

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

405712837716 is a wasteful number, since it uses less digits than its factorization.

405712837716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86264 (or 86262 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 51.

The spelling of 405712837716 in words is "four hundred five billion, seven hundred twelve million, eight hundred thirty-seven thousand, seven hundred sixteen".