344854718568 has 128 divisors (see below), whose sum is σ = 1022825548800. Its totient is φ = 107396549568.

The previous prime is 344854718567. The next prime is 344854718573. The reversal of 344854718568 is 865817458443.

344854718568 is a `hidden beast` number, since 3 + 4 + 4 + 8 + 54 + 7 + 18 + 568 = 666.

It is a super-2 number, since 2×344854718568² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (344854718561) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 593530 + ... + 1020777.

It is an arithmetic number, because the mean of its divisors is an integer number (7990824600).

Almost surely, 2^344854718568 is an apocalyptic number.

It is an amenable number.

344854718568 is an abundant number, since it is smaller than the sum of its proper divisors (677970830232).

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

344854718568 is a wasteful number, since it uses less digits than its factorization.

344854718568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614388 (or 1614378 counting only the distinct ones).

The product of its digits is 103219200, while the sum is 63.

The spelling of 344854718568 in words is "three hundred forty-four billion, eight hundred fifty-four million, seven hundred eighteen thousand, five hundred sixty-eight".