345427743684 has 24 divisors (see below), whose sum is σ = 806938580448. Its totient is φ = 115008222400.

The previous prime is 345427743677. The next prime is 345427743691. The reversal of 345427743684 is 486347724543.

It is an interprime number because it is at equal distance from previous prime (345427743677) and next prime (345427743691).

It is a super-2 number, since 2×345427743684² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16784142 + ... + 16804709.

It is an arithmetic number, because the mean of its divisors is an integer number (33622440852).

Almost surely, 2^345427743684 is an apocalyptic number.

It is an amenable number.

345427743684 is an abundant number, since it is smaller than the sum of its proper divisors (461510836764).

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

345427743684 is a wasteful number, since it uses less digits than its factorization.

345427743684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33589715 (or 33589713 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 57.

The spelling of 345427743684 in words is "three hundred forty-five billion, four hundred twenty-seven million, seven hundred forty-three thousand, six hundred eighty-four".