342125721267 has 16 divisors (see below), whose sum is σ = 509774912640. Its totient is φ = 202291630400.

The previous prime is 342125721263. The next prime is 342125721269. The reversal of 342125721267 is 762127521243.

It is a cyclic number.

It is not a de Polignac number, because 342125721267 - 2² = 342125721263 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342125721263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126430917 + ... + 126433622.

It is an arithmetic number, because the mean of its divisors is an integer number (31860932040).

Almost surely, 2^342125721267 is an apocalyptic number.

342125721267 is a deficient number, since it is larger than the sum of its proper divisors (167649191373).

342125721267 is a wasteful number, since it uses less digits than its factorization.

342125721267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252864594.

The product of its digits is 282240, while the sum is 42.

The spelling of 342125721267 in words is "three hundred forty-two billion, one hundred twenty-five million, seven hundred twenty-one thousand, two hundred sixty-seven".