76667403845964 has 48 divisors (see below), whose sum is σ = 180064268401248. Its totient is φ = 25388518891008.

The previous prime is 76667403845959. The next prime is 76667403845983. The reversal of 76667403845964 is 46954830476667.

It is a happy number.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22351729 + ... + 25552584.

It is an arithmetic number, because the mean of its divisors is an integer number (3751338925026).

Almost surely, 2^{76667403845964} is an apocalyptic number.

It is an amenable number.

76667403845964 is an abundant number, since it is smaller than the sum of its proper divisors (103396864555284).

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

76667403845964 is a wasteful number, since it uses less digits than its factorization.

76667403845964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47905194 (or 47905192 counting only the distinct ones).

The product of its (nonzero) digits is 4389396480, while the sum is 75.

The spelling of 76667403845964 in words is "seventy-six trillion, six hundred sixty-seven billion, four hundred three million, eight hundred forty-five thousand, nine hundred sixty-four".