76666546215004 has 12 divisors (see below), whose sum is σ = 134168668480000. Its totient is φ = 38332640935008.

The previous prime is 76666546214989. The next prime is 76666546215037. The reversal of 76666546215004 is 40051264566667.

It is a self number, because there is not a number n which added to its sum of digits gives 76666546215004.

It is a congruent number.

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, 157770204 + ... + 158255395.

Almost surely, 2^{76666546215004} is an apocalyptic number.

It is an amenable number.

76666546215004 is a deficient number, since it is larger than the sum of its proper divisors (57502122264996).

76666546215004 is a wasteful number, since it uses less digits than its factorization.

76666546215004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316086252 (or 316086250 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 58.

The spelling of 76666546215004 in words is "seventy-six trillion, six hundred sixty-six billion, five hundred forty-six million, two hundred fifteen thousand, four".