77008932285 has 16 divisors (see below), whose sum is σ = 123224037504. Its totient is φ = 41068181952.

The previous prime is 77008932251. The next prime is 77008932289. The reversal of 77008932285 is 58223980077.

It is not a de Polignac number, because 77008932285 - 2²⁸ = 76740496829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77008932289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 562 + ... + 392451.

It is an arithmetic number, because the mean of its divisors is an integer number (7701502344).

Almost surely, 2^77008932285 is an apocalyptic number.

It is an amenable number.

77008932285 is a deficient number, since it is larger than the sum of its proper divisors (46215105219).

77008932285 is a wasteful number, since it uses less digits than its factorization.

77008932285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406084.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 77008932285 in words is "seventy-seven billion, eight million, nine hundred thirty-two thousand, two hundred eighty-five".