231260562436 has 24 divisors (see below), whose sum is σ = 406876879640. Its totient is φ = 115011187200.

The previous prime is 231260562397. The next prime is 231260562473. The reversal of 231260562436 is 634265062132.

It can be written as a sum of positive squares in 4 ways, for example, as 126935438400 + 104325124036 = 356280^2 + 322994^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654466 + ... + 943846.

Almost surely, 2^231260562436 is an apocalyptic number.

It is an amenable number.

231260562436 is a deficient number, since it is larger than the sum of its proper divisors (175616317204).

231260562436 is a wasteful number, since it uses less digits than its factorization.

231260562436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290455 (or 290453 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 231260562436 in words is "two hundred thirty-one billion, two hundred sixty million, five hundred sixty-two thousand, four hundred thirty-six".