2513326865023 has 32 divisors (see below), whose sum is σ = 2909382828800. Its totient is φ = 2151799727616.

The previous prime is 2513326865017. The next prime is 2513326865029. The reversal of 2513326865023 is 3205686233152.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2513326865017) and next prime (2513326865029).

It is a cyclic number.

It is not a de Polignac number, because 2513326865023 - 2⁹ = 2513326864511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513326865029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2231623 + ... + 3163351.

It is an arithmetic number, because the mean of its divisors is an integer number (90918213400).

Almost surely, 2^{2513326865023} is an apocalyptic number.

2513326865023 is a deficient number, since it is larger than the sum of its proper divisors (396055963777).

2513326865023 is a wasteful number, since it uses less digits than its factorization.

2513326865023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931991.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 2513326865023 in words is "two trillion, five hundred thirteen billion, three hundred twenty-six million, eight hundred sixty-five thousand, twenty-three".