346996890678 has 32 divisors (see below), whose sum is σ = 696830045184. Its totient is φ = 115193096192.

The previous prime is 346996890557. The next prime is 346996890707. The reversal of 346996890678 is 876098699643.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9120451 + ... + 9158417.

It is an arithmetic number, because the mean of its divisors is an integer number (21775938912).

Almost surely, 2^346996890678 is an apocalyptic number.

346996890678 is an abundant number, since it is smaller than the sum of its proper divisors (349833154506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

346996890678 is a wasteful number, since it uses less digits than its factorization.

346996890678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44156.

The product of its (nonzero) digits is 846526464, while the sum is 75.

The spelling of 346996890678 in words is "three hundred forty-six billion, nine hundred ninety-six million, eight hundred ninety thousand, six hundred seventy-eight".