78914594476 has 12 divisors (see below), whose sum is σ = 138491762472. Its totient is φ = 39345519488.

The previous prime is 78914594401. The next prime is 78914594527. The reversal of 78914594476 is 67449541987.

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, 27942850 + ... + 27945673.

It is an arithmetic number, because the mean of its divisors is an integer number (11540980206).

Almost surely, 2^78914594476 is an apocalyptic number.

It is an amenable number.

78914594476 is a deficient number, since it is larger than the sum of its proper divisors (59577167996).

78914594476 is a wasteful number, since it uses less digits than its factorization.

78914594476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55888880 (or 55888878 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 64.

The spelling of 78914594476 in words is "seventy-eight billion, nine hundred fourteen million, five hundred ninety-four thousand, four hundred seventy-six".