77672676 has 12 divisors (see below), whose sum is σ = 181236272. Its totient is φ = 25890888.

The previous prime is 77672671. The next prime is 77672681. The reversal of 77672676 is 67627677.

It is an interprime number because it is at equal distance from previous prime (77672671) and next prime (77672681).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (77672671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3236350 + ... + 3236373.

Almost surely, 2^77672676 is an apocalyptic number.

It is an amenable number.

77672676 is an abundant number, since it is smaller than the sum of its proper divisors (103563596).

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

77672676 is a wasteful number, since it uses less digits than its factorization.

77672676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6472730 (or 6472728 counting only the distinct ones).

The product of its digits is 1037232, while the sum is 48.

The square root of 77672676 is about 8813.2103117990. The cubic root of 77672676 is about 426.6673619238.

The spelling of 77672676 in words is "seventy-seven million, six hundred seventy-two thousand, six hundred seventy-six".