342257320658 has 18 divisors (see below), whose sum is σ = 564315298743. Its totient is φ = 155567372620.

The previous prime is 342257320637. The next prime is 342257320681. The reversal of 342257320658 is 856023752243.

It can be written as a sum of positive squares in only one way, i.e., 171128660329 + 171128660329 = 413677^2 + 413677^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=413677.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9082091 + ... + 9119697.

Almost surely, 2^342257320658 is an apocalyptic number.

342257320658 is a deficient number, since it is larger than the sum of its proper divisors (222057978085).

342257320658 is an frugal number, since it uses more digits than its factorization.

342257320658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75238 (or 37620 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 342257320658 in words is "three hundred forty-two billion, two hundred fifty-seven million, three hundred twenty thousand, six hundred fifty-eight".