231533542015312 has 40 divisors (see below), whose sum is σ = 448905785190912. Its totient is φ = 115686892118400.

The previous prime is 231533542015291. The next prime is 231533542015351. The reversal of 231533542015312 is 213510245335132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014818593 + ... + 1015046719.

Almost surely, 2^{231533542015312} is an apocalyptic number.

It is an amenable number.

231533542015312 is a deficient number, since it is larger than the sum of its proper divisors (217372243175600).

231533542015312 is a wasteful number, since it uses less digits than its factorization.

231533542015312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271627 (or 271621 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 231533542015312 in words is "two hundred thirty-one trillion, five hundred thirty-three billion, five hundred forty-two million, fifteen thousand, three hundred twelve".