347089939920 has 80 divisors (see below), whose sum is σ = 1195532022720. Its totient is φ = 92557316736.

The previous prime is 347089939901. The next prime is 347089939943. The reversal of 347089939920 is 29939980743.

It is a tau number, because it is divible by the number of its divisors (80).

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, 80342734 + ... + 80347053.

It is an arithmetic number, because the mean of its divisors is an integer number (14944150284).

Almost surely, 2^347089939920 is an apocalyptic number.

347089939920 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

347089939920 is an abundant number, since it is smaller than the sum of its proper divisors (848442082800).

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

347089939920 is a wasteful number, since it uses less digits than its factorization.

347089939920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160689809 (or 160689797 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 63.

The spelling of 347089939920 in words is "three hundred forty-seven billion, eighty-nine million, nine hundred thirty-nine thousand, nine hundred twenty".