231982575452 has 6 divisors (see below), whose sum is σ = 405969507048. Its totient is φ = 115991287724.

The previous prime is 231982575439. The next prime is 231982575491. The reversal of 231982575452 is 254575289132.

It is a junction number, because it is equal to n+sod(n) for n = 231982575394 and 231982575403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28997821928 + ... + 28997821935.

It is an arithmetic number, because the mean of its divisors is an integer number (67661584508).

Almost surely, 2^231982575452 is an apocalyptic number.

It is an amenable number.

231982575452 is a deficient number, since it is larger than the sum of its proper divisors (173986931596).

231982575452 is a wasteful number, since it uses less digits than its factorization.

231982575452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57995643867 (or 57995643865 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 53.

The spelling of 231982575452 in words is "two hundred thirty-one billion, nine hundred eighty-two million, five hundred seventy-five thousand, four hundred fifty-two".