344660313504399 has 16 divisors (see below), whose sum is σ = 476297251177440. Its totient is φ = 221512405795200.

The previous prime is 344660313504371. The next prime is 344660313504467. The reversal of 344660313504399 is 993405313066443.

It is not a de Polignac number, because 344660313504399 - 2¹² = 344660313500303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344660313504599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14243326752 + ... + 14243350949.

It is an arithmetic number, because the mean of its divisors is an integer number (29768578198590).

Almost surely, 2^{344660313504399} is an apocalyptic number.

344660313504399 is a deficient number, since it is larger than the sum of its proper divisors (131636937673041).

344660313504399 is a wasteful number, since it uses less digits than its factorization.

344660313504399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28486677850.

The product of its (nonzero) digits is 75582720, while the sum is 60.

The spelling of 344660313504399 in words is "three hundred forty-four trillion, six hundred sixty billion, three hundred thirteen million, five hundred four thousand, three hundred ninety-nine".