344389546423 has 32 divisors (see below), whose sum is σ = 385709959040. Its totient is φ = 307246867200.

The previous prime is 344389546367. The next prime is 344389546433. The reversal of 344389546423 is 324645983443.

It is a happy number.

It is not a de Polignac number, because 344389546423 - 2²⁹ = 343852675511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344389546433) 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, 12260611 + ... + 12288667.

It is an arithmetic number, because the mean of its divisors is an integer number (12053436220).

Almost surely, 2^344389546423 is an apocalyptic number.

344389546423 is a deficient number, since it is larger than the sum of its proper divisors (41320412617).

344389546423 is a wasteful number, since it uses less digits than its factorization.

344389546423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28284 (or 28258 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 55.

The spelling of 344389546423 in words is "three hundred forty-four billion, three hundred eighty-nine million, five hundred forty-six thousand, four hundred twenty-three".