344034512057 has 4 divisors (see below), whose sum is σ = 344036407440. Its totient is φ = 344032616676.

The previous prime is 344034512053. The next prime is 344034512069. The reversal of 344034512057 is 750215430443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 750215430443 = 36559 ⋅20520677.

It is a cyclic number.

It is not a de Polignac number, because 344034512057 - 2² = 344034512053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344034512057.

It is not an unprimeable number, because it can be changed into a prime (344034512053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642707 + ... + 1049352.

It is an arithmetic number, because the mean of its divisors is an integer number (86009101860).

Almost surely, 2^344034512057 is an apocalyptic number.

It is an amenable number.

344034512057 is a deficient number, since it is larger than the sum of its proper divisors (1895383).

344034512057 is a wasteful number, since it uses less digits than its factorization.

344034512057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895382.

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 344034512057 in words is "three hundred forty-four billion, thirty-four million, five hundred twelve thousand, fifty-seven".