231373425994 has 16 divisors (see below), whose sum is σ = 348290208000. Its totient is φ = 115277139504.

The previous prime is 231373425989. The next prime is 231373426019. The reversal of 231373425994 is 499524373132.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 926467 + ... + 1149385.

It is an arithmetic number, because the mean of its divisors is an integer number (21768138000).

Almost surely, 2^231373425994 is an apocalyptic number.

231373425994 is a deficient number, since it is larger than the sum of its proper divisors (116916782006).

231373425994 is a wasteful number, since it uses less digits than its factorization.

231373425994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224757.

The product of its digits is 4898880, while the sum is 52.

The spelling of 231373425994 in words is "two hundred thirty-one billion, three hundred seventy-three million, four hundred twenty-five thousand, nine hundred ninety-four".