345727518872 has 16 divisors (see below), whose sum is σ = 648281976000. Its totient is φ = 172852325280.

The previous prime is 345727518827. The next prime is 345727518881. The reversal of 345727518872 is 278815727543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300079 + ... + 1543262.

It is an arithmetic number, because the mean of its divisors is an integer number (40517623500).

Almost surely, 2^345727518872 is an apocalyptic number.

It is an amenable number.

345727518872 is a deficient number, since it is larger than the sum of its proper divisors (302554457128).

345727518872 is a wasteful number, since it uses less digits than its factorization.

345727518872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858546 (or 2858542 counting only the distinct ones).

The product of its digits is 26342400, while the sum is 59.

The spelling of 345727518872 in words is "three hundred forty-five billion, seven hundred twenty-seven million, five hundred eighteen thousand, eight hundred seventy-two".