345230774856 has 96 divisors (see below), whose sum is σ = 1023969492000. Its totient is φ = 104208261120.

The previous prime is 345230774849. The next prime is 345230774857. The reversal of 345230774856 is 658477032543.

It is a happy number.

345230774856 is a `hidden beast` number, since 3 + 4 + 523 + 0 + 77 + 48 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (345230774857) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 644506 + ... + 1051593.

It is an arithmetic number, because the mean of its divisors is an integer number (10666348875).

Almost surely, 2^345230774856 is an apocalyptic number.

345230774856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

345230774856 is an abundant number, since it is smaller than the sum of its proper divisors (678738717144).

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

345230774856 is a wasteful number, since it uses less digits than its factorization.

345230774856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696379 (or 1696372 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 345230774856 in words is "three hundred forty-five billion, two hundred thirty million, seven hundred seventy-four thousand, eight hundred fifty-six".