343109772904 has 16 divisors (see below), whose sum is σ = 643339167300. Its totient is φ = 171552661632.

The previous prime is 343109772883. The next prime is 343109772931. The reversal of 343109772904 is 409277901343.

It can be written as a sum of positive squares in 2 ways, for example, as 339653508804 + 3456264100 = 582798^2 + 58790^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508054 + ... + 971770.

Almost surely, 2^343109772904 is an apocalyptic number.

It is an amenable number.

343109772904 is a deficient number, since it is larger than the sum of its proper divisors (300229394396).

343109772904 is a wasteful number, since it uses less digits than its factorization.

343109772904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556212 (or 556208 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 343109772904 in words is "three hundred forty-three billion, one hundred nine million, seven hundred seventy-two thousand, nine hundred four".