231302406256 has 10 divisors (see below), whose sum is σ = 448148412152. Its totient is φ = 115651203120.

The previous prime is 231302406241. The next prime is 231302406263. The reversal of 231302406256 is 652604203132.

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, 7228200180 + ... + 7228200211.

Almost surely, 2^231302406256 is an apocalyptic number.

It is an amenable number.

231302406256 is a deficient number, since it is larger than the sum of its proper divisors (216846005896).

231302406256 is a wasteful number, since it uses less digits than its factorization.

231302406256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14456400399 (or 14456400393 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

Adding to 231302406256 its reverse (652604203132), we get a palindrome (883906609388).

The spelling of 231302406256 in words is "two hundred thirty-one billion, three hundred two million, four hundred six thousand, two hundred fifty-six".