2531723459912 has 16 divisors (see below), whose sum is σ = 4875278284860. Its totient is φ = 1231649250624.

The previous prime is 2531723459861. The next prime is 2531723459929. The reversal of 2531723459912 is 2199543271352.

It can be written as a sum of positive squares in 2 ways, for example, as 2523287772196 + 8435687716 = 1588486^2 + 91846^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4276559603 + ... + 4276560194.

Almost surely, 2^{2531723459912} is an apocalyptic number.

It is an amenable number.

2531723459912 is a deficient number, since it is larger than the sum of its proper divisors (2343554824948).

2531723459912 is a wasteful number, since it uses less digits than its factorization.

2531723459912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8553119840 (or 8553119836 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 53.

The spelling of 2531723459912 in words is "two trillion, five hundred thirty-one billion, seven hundred twenty-three million, four hundred fifty-nine thousand, nine hundred twelve".