75864606479 has 4 divisors (see below), whose sum is σ = 75867168720. Its totient is φ = 75862044240.

The previous prime is 75864606421. The next prime is 75864606481. The reversal of 75864606479 is 97460646857.

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 75864606479 - 2²⁸ = 75596171023 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 (75864606409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1236182 + ... + 1296099.

It is an arithmetic number, because the mean of its divisors is an integer number (18966792180).

Almost surely, 2^75864606479 is an apocalyptic number.

75864606479 is a deficient number, since it is larger than the sum of its proper divisors (2562241).

75864606479 is a wasteful number, since it uses less digits than its factorization.

75864606479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562240.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 75864606479 in words is "seventy-five billion, eight hundred sixty-four million, six hundred six thousand, four hundred seventy-nine".