2513888750015 has 4 divisors (see below), whose sum is σ = 3016666500024. Its totient is φ = 2011111000008.

The previous prime is 2513888749997. The next prime is 2513888750017. The reversal of 2513888750015 is 5100578883152.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2513888750015 - 2¹⁰ = 2513888748991 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 (2513888750017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251388874997 + ... + 251388875006.

It is an arithmetic number, because the mean of its divisors is an integer number (754166625006).

Almost surely, 2^{2513888750015} is an apocalyptic number.

2513888750015 is a deficient number, since it is larger than the sum of its proper divisors (502777750009).

2513888750015 is an equidigital number, since it uses as much as digits as its factorization.

2513888750015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502777750008.

The product of its (nonzero) digits is 2688000, while the sum is 53.

The spelling of 2513888750015 in words is "two trillion, five hundred thirteen billion, eight hundred eighty-eight million, seven hundred fifty thousand, fifteen".