231545352452504 has 32 divisors (see below), whose sum is σ = 441600314475600. Its totient is φ = 113801761603200.

The previous prime is 231545352452461. The next prime is 231545352452507. The reversal of 231545352452504 is 405254253545132.

It is a super-2 number, since 2×231545352452504² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231545352452507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030700747 + ... + 1030925370.

Almost surely, 2^{231545352452504} is an apocalyptic number.

It is an amenable number.

231545352452504 is a deficient number, since it is larger than the sum of its proper divisors (210054962023096).

231545352452504 is a wasteful number, since it uses less digits than its factorization.

231545352452504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061626363 (or 2061626359 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 50.

The spelling of 231545352452504 in words is "two hundred thirty-one trillion, five hundred forty-five billion, three hundred fifty-two million, four hundred fifty-two thousand, five hundred four".