344412012457 has 2 divisors, whose sum is σ = 344412012458. Its totient is φ = 344412012456.

The previous prime is 344412012251. The next prime is 344412012479. The reversal of 344412012457 is 754210214443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 325406357136 + 19005655321 = 570444^2 + 137861^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344412012457 is a prime.

It is not a weakly prime, because it can be changed into another prime (344412012757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172206006228 + 172206006229.

It is an arithmetic number, because the mean of its divisors is an integer number (172206006229).

Almost surely, 2^344412012457 is an apocalyptic number.

It is an amenable number.

344412012457 is a deficient number, since it is larger than the sum of its proper divisors (1).

344412012457 is an equidigital number, since it uses as much as digits as its factorization.

344412012457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 37.

The spelling of 344412012457 in words is "three hundred forty-four billion, four hundred twelve million, twelve thousand, four hundred fifty-seven".