344794657434 has 16 divisors (see below), whose sum is σ = 713368257120. Its totient is φ = 110968395440.

The previous prime is 344794657397. The next prime is 344794657447. The reversal of 344794657434 is 434756497443.

It is a happy number.

It is a super-2 number, since 2×344794657434² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 990789072 + ... + 990789419.

It is an arithmetic number, because the mean of its divisors is an integer number (44585516070).

Almost surely, 2^344794657434 is an apocalyptic number.

344794657434 is an abundant number, since it is smaller than the sum of its proper divisors (368573599686).

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

344794657434 is a wasteful number, since it uses less digits than its factorization.

344794657434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981578525.

The product of its digits is 121927680, while the sum is 60.

The spelling of 344794657434 in words is "three hundred forty-four billion, seven hundred ninety-four million, six hundred fifty-seven thousand, four hundred thirty-four".