78911676 has 36 divisors (see below), whose sum is σ = 204865752. Its totient is φ = 25592544.

The previous prime is 78911663. The next prime is 78911683. The reversal of 78911676 is 67611987.

It is a tau number, because it is divible by the number of its divisors (36).

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28290 + ... + 30953.

Almost surely, 2^78911676 is an apocalyptic number.

It is an amenable number.

78911676 is an abundant number, since it is smaller than the sum of its proper divisors (125954076).

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

78911676 is a wasteful number, since it uses less digits than its factorization.

78911676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59290 (or 59285 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 78911676 is about 8883.2244145918. The cubic root of 78911676 is about 428.9240741306.

The spelling of 78911676 in words is "seventy-eight million, nine hundred eleven thousand, six hundred seventy-six".