346730621879 has 16 divisors (see below), whose sum is σ = 353321582592. Its totient is φ = 340213281408.

The previous prime is 346730621873. The next prime is 346730621911. The reversal of 346730621879 is 978126037643.

It is a cyclic number.

It is not a de Polignac number, because 346730621879 - 2²⁰ = 346729573303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346730621873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6618422 + ... + 6670604.

It is an arithmetic number, because the mean of its divisors is an integer number (22082598912).

Almost surely, 2^346730621879 is an apocalyptic number.

346730621879 is a deficient number, since it is larger than the sum of its proper divisors (6590960713).

346730621879 is a wasteful number, since it uses less digits than its factorization.

346730621879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52886.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 346730621879 in words is "three hundred forty-six billion, seven hundred thirty million, six hundred twenty-one thousand, eight hundred seventy-nine".