346790878091 has 12 divisors (see below), whose sum is σ = 403423562520. Its totient is φ = 297239181120.

The previous prime is 346790878073. The next prime is 346790878097. The reversal of 346790878091 is 190878097643.

It is not a de Polignac number, because 346790878091 - 2³⁴ = 329611008907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346790878097) 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, 1568636 + ... + 1776006.

It is an arithmetic number, because the mean of its divisors is an integer number (33618630210).

Almost surely, 2^346790878091 is an apocalyptic number.

346790878091 is a deficient number, since it is larger than the sum of its proper divisors (56632684429).

346790878091 is a wasteful number, since it uses less digits than its factorization.

346790878091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241514 (or 241507 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 62.

The spelling of 346790878091 in words is "three hundred forty-six billion, seven hundred ninety million, eight hundred seventy-eight thousand, ninety-one".