346319161657 has 6 divisors (see below), whose sum is σ = 402861065658. Its totient is φ = 296844995664.

The previous prime is 346319161633. The next prime is 346319161709. The reversal of 346319161657 is 756161913643.

It can be written as a sum of positive squares in only one way, i.e., 303236347561 + 43082814096 = 550669^2 + 207564^2 .

It is not a de Polignac number, because 346319161657 - 2¹⁵ = 346319128889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346319101657) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3533868948 + ... + 3533869045.

It is an arithmetic number, because the mean of its divisors is an integer number (67143510943).

Almost surely, 2^346319161657 is an apocalyptic number.

It is an amenable number.

346319161657 is a deficient number, since it is larger than the sum of its proper divisors (56541904001).

346319161657 is an equidigital number, since it uses as much as digits as its factorization.

346319161657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7067738007 (or 7067738000 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 52.

The spelling of 346319161657 in words is "three hundred forty-six billion, three hundred nineteen million, one hundred sixty-one thousand, six hundred fifty-seven".