318880416406 has 8 divisors (see below), whose sum is σ = 480226285224. Its totient is φ = 158804988000.

The previous prime is 318880416397. The next prime is 318880416433. The reversal of 318880416406 is 604614088813.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 318880416406.

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, 317609475 + ... + 317610478.

It is an arithmetic number, because the mean of its divisors is an integer number (60028285653).

Almost surely, 2^318880416406 is an apocalyptic number.

318880416406 is a deficient number, since it is larger than the sum of its proper divisors (161345868818).

318880416406 is a wasteful number, since it uses less digits than its factorization.

318880416406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635220206.

The product of its (nonzero) digits is 884736, while the sum is 49.

The spelling of 318880416406 in words is "three hundred eighteen billion, eight hundred eighty million, four hundred sixteen thousand, four hundred six".