231406017344 has 14 divisors (see below), whose sum is σ = 459196315794. Its totient is φ = 115703008640.

The previous prime is 231406017319. The next prime is 231406017361. The reversal of 231406017344 is 443710604132.

It can be written as a sum of positive squares in only one way, i.e., 120575617600 + 110830399744 = 347240^2 + 332912^2 .

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, 1807859447 + ... + 1807859574.

Almost surely, 2^231406017344 is an apocalyptic number.

It is an amenable number.

231406017344 is a deficient number, since it is larger than the sum of its proper divisors (227790298450).

231406017344 is an equidigital number, since it uses as much as digits as its factorization.

231406017344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615719033 (or 3615719023 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 231406017344 in words is "two hundred thirty-one billion, four hundred six million, seventeen thousand, three hundred forty-four".