342556868979 has 12 divisors (see below), whose sum is σ = 532866240816. Its totient is φ = 210804226992.

The previous prime is 342556868971. The next prime is 342556868989. The reversal of 342556868979 is 979868655243.

It is a happy number.

342556868979 is a `hidden beast` number, since 3 + 4 + 2 + 556 + 8 + 68 + 9 + 7 + 9 = 666.

It is not a de Polignac number, because 342556868979 - 2³ = 342556868971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342556868971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1463918127 + ... + 1463918360.

It is an arithmetic number, because the mean of its divisors is an integer number (44405520068).

Almost surely, 2^342556868979 is an apocalyptic number.

342556868979 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

342556868979 is a deficient number, since it is larger than the sum of its proper divisors (190309371837).

342556868979 is a wasteful number, since it uses less digits than its factorization.

342556868979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2927836506 (or 2927836503 counting only the distinct ones).

The product of its digits is 783820800, while the sum is 72.

The spelling of 342556868979 in words is "three hundred forty-two billion, five hundred fifty-six million, eight hundred sixty-eight thousand, nine hundred seventy-nine".