2313358866729 has 45 divisors (see below), whose sum is σ = 3671365164181. Its totient is φ = 1451373275520.

The previous prime is 2313358866719. The next prime is 2313358866733. The reversal of 2313358866729 is 9276688533132.

It is a happy number.

The square root of 2313358866729 is 1520973.

It is a perfect power (a square), and thus also a powerful number.

2313358866729 is a `hidden beast` number, since 23 + 1 + 3 + 3 + 588 + 6 + 6 + 7 + 29 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 485314256025 + 1828044610704 = 696645^2 + 1352052^2 .

It is not a de Polignac number, because 2313358866729 - 2¹³ = 2313358858537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2313358866719) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 232703899 + ... + 232713839.

Almost surely, 2^{2313358866729} is an apocalyptic number.

2313358866729 is the 1520973-rd square number.

2313358866729 is the 760487-th centered octagonal number.

It is an amenable number.

2313358866729 is a deficient number, since it is larger than the sum of its proper divisors (1358006297452).

2313358866729 is an frugal number, since it uses more digits than its factorization.

2313358866729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19928 (or 9961 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 2313358866729 in words is "two trillion, three hundred thirteen billion, three hundred fifty-eight million, eight hundred sixty-six thousand, seven hundred twenty-nine".