231522315676 has 24 divisors (see below), whose sum is σ = 419432316800. Its totient is φ = 111705912000.

The previous prime is 231522315599. The next prime is 231522315679. The reversal of 231522315676 is 676513225132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231522315679) 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 7 ways as a sum of consecutive naturals, for example, 2631675 + ... + 2718226.

Almost surely, 2^231522315676 is an apocalyptic number.

It is an amenable number.

231522315676 is a deficient number, since it is larger than the sum of its proper divisors (187910001124).

231522315676 is a wasteful number, since it uses less digits than its factorization.

231522315676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5350285 (or 5350283 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The spelling of 231522315676 in words is "two hundred thirty-one billion, five hundred twenty-two million, three hundred fifteen thousand, six hundred seventy-six".