346809567122 has 6 divisors (see below), whose sum is σ = 520215599943. Its totient is φ = 173404367142.

The previous prime is 346809567047. The next prime is 346809567131. The reversal of 346809567122 is 221765908643.

It can be written as a sum of positive squares in only one way, i.e., 173404783561 + 173404783561 = 416419^2 + 416419^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=416419.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 624629 + ... + 1041047.

It is a 1-persistent number, because it is pandigital, but 2⋅346809567122 = 693619134244 is not.

Almost surely, 2^346809567122 is an apocalyptic number.

346809567122 is a deficient number, since it is larger than the sum of its proper divisors (173406032821).

346809567122 is an frugal number, since it uses more digits than its factorization.

346809567122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832840 (or 416421 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 346809567122 in words is "three hundred forty-six billion, eight hundred nine million, five hundred sixty-seven thousand, one hundred twenty-two".