405714668344 has 16 divisors (see below), whose sum is σ = 760916894400. Its totient is φ = 202803496512.

The previous prime is 405714668299. The next prime is 405714668353. The reversal of 405714668344 is 443866417504.

It is a junction number, because it is equal to n+sod(n) for n = 405714668291 and 405714668300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6697672 + ... + 6757975.

It is an arithmetic number, because the mean of its divisors is an integer number (47557305900).

Almost surely, 2^405714668344 is an apocalyptic number.

It is an amenable number.

405714668344 is a deficient number, since it is larger than the sum of its proper divisors (355202226056).

405714668344 is a wasteful number, since it uses less digits than its factorization.

405714668344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13459422 (or 13459418 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 52.

The spelling of 405714668344 in words is "four hundred five billion, seven hundred fourteen million, six hundred sixty-eight thousand, three hundred forty-four".