76384393679 has 4 divisors (see below), whose sum is σ = 83328429480. Its totient is φ = 69440357880.

The previous prime is 76384393663. The next prime is 76384393681. The reversal of 76384393679 is 97639348367.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76384393679 - 2⁴ = 76384393663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76384393609) 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, 3472017884 + ... + 3472017905.

It is an arithmetic number, because the mean of its divisors is an integer number (20832107370).

Almost surely, 2^76384393679 is an apocalyptic number.

76384393679 is a deficient number, since it is larger than the sum of its proper divisors (6944035801).

76384393679 is a wasteful number, since it uses less digits than its factorization.

76384393679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6944035800.

The product of its digits is 123451776, while the sum is 65.

The spelling of 76384393679 in words is "seventy-six billion, three hundred eighty-four million, three hundred ninety-three thousand, six hundred seventy-nine".