231699995132 has 6 divisors (see below), whose sum is σ = 405474991488. Its totient is φ = 115849997564.

The previous prime is 231699995119. The next prime is 231699995171. The reversal of 231699995132 is 231599996132.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 28962499388 + ... + 28962499395.

It is an arithmetic number, because the mean of its divisors is an integer number (67579165248).

Almost surely, 2^231699995132 is an apocalyptic number.

It is an amenable number.

231699995132 is a deficient number, since it is larger than the sum of its proper divisors (173774996356).

231699995132 is a wasteful number, since it uses less digits than its factorization.

231699995132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57924998787 (or 57924998785 counting only the distinct ones).

The product of its digits is 7085880, while the sum is 59.

The spelling of 231699995132 in words is "two hundred thirty-one billion, six hundred ninety-nine million, nine hundred ninety-five thousand, one hundred thirty-two".