79088643555 has 16 divisors (see below), whose sum is σ = 126559900320. Its totient is φ = 42174586368.

The previous prime is 79088643527. The next prime is 79088643563. The reversal of 79088643555 is 55534688097.

It is not a de Polignac number, because 79088643555 - 2⁸ = 79088643299 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266902 + ... + 478971.

It is an arithmetic number, because the mean of its divisors is an integer number (7909993770).

Almost surely, 2^79088643555 is an apocalyptic number.

79088643555 is a deficient number, since it is larger than the sum of its proper divisors (47471256765).

79088643555 is a wasteful number, since it uses less digits than its factorization.

79088643555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752950.

The product of its (nonzero) digits is 36288000, while the sum is 60.

The spelling of 79088643555 in words is "seventy-nine billion, eighty-eight million, six hundred forty-three thousand, five hundred fifty-five".