76666733120513 has 8 divisors (see below), whose sum is σ = 80052322854336. Its totient is φ = 73285497846000.

The previous prime is 76666733120459. The next prime is 76666733120521. The reversal of 76666733120513 is 31502133766667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 76666733120513 - 2¹² = 76666733116417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76666733120413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088578838 + ... + 1088649263.

It is an arithmetic number, because the mean of its divisors is an integer number (10006540356792).

Almost surely, 2^{76666733120513} is an apocalyptic number.

It is an amenable number.

76666733120513 is a deficient number, since it is larger than the sum of its proper divisors (3385589733823).

76666733120513 is a wasteful number, since it uses less digits than its factorization.

76666733120513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177229655.

The product of its (nonzero) digits is 17146080, while the sum is 56.

The spelling of 76666733120513 in words is "seventy-six trillion, six hundred sixty-six billion, seven hundred thirty-three million, one hundred twenty thousand, five hundred thirteen".