342344121399 has 24 divisors (see below), whose sum is σ = 566816508960. Its totient is φ = 195044709888.

The previous prime is 342344121367. The next prime is 342344121463. The reversal of 342344121399 is 993121443243.

342344121399 is a `hidden beast` number, since 3 + 4 + 2 + 344 + 1 + 213 + 99 = 666.

It is not a de Polignac number, because 342344121399 - 2⁵ = 342344121367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342344121319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8041134 + ... + 8083595.

It is an arithmetic number, because the mean of its divisors is an integer number (23617354540).

Almost surely, 2^342344121399 is an apocalyptic number.

342344121399 is a deficient number, since it is larger than the sum of its proper divisors (224472387561).

342344121399 is a wasteful number, since it uses less digits than its factorization.

342344121399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16125079 (or 16125076 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The spelling of 342344121399 in words is "three hundred forty-two billion, three hundred forty-four million, one hundred twenty-one thousand, three hundred ninety-nine".