438460966678 has 16 divisors (see below), whose sum is σ = 751811203584. Its totient is φ = 187870884840.

The previous prime is 438460966609. The next prime is 438460966709. The reversal of 438460966678 is 876669064834.

It is a congruent number.

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, 3346600 + ... + 3475147.

It is an arithmetic number, because the mean of its divisors is an integer number (46988200224).

Almost surely, 2^438460966678 is an apocalyptic number.

438460966678 is a deficient number, since it is larger than the sum of its proper divisors (313350236906).

438460966678 is a wasteful number, since it uses less digits than its factorization.

438460966678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826347.

The product of its (nonzero) digits is 250822656, while the sum is 67.

The spelling of 438460966678 in words is "four hundred thirty-eight billion, four hundred sixty million, nine hundred sixty-six thousand, six hundred seventy-eight".