2513320320015 has 12 divisors (see below), whose sum is σ = 4356421888104. Its totient is φ = 1340437503984.

The previous prime is 2513320319977. The next prime is 2513320320031. The reversal of 2513320320015 is 5100230233152.

It is a happy number.

2513320320015 is a `hidden beast` number, since 2 + 5 + 1 + 3 + 320 + 320 + 0 + 15 = 666.

It is not a de Polignac number, because 2513320320015 - 2²² = 2513316125711 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27925781289 + ... + 27925781378.

It is an arithmetic number, because the mean of its divisors is an integer number (363035157342).

Almost surely, 2^{2513320320015} is an apocalyptic number.

2513320320015 is a deficient number, since it is larger than the sum of its proper divisors (1843101568089).

2513320320015 is a wasteful number, since it uses less digits than its factorization.

2513320320015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55851562678 (or 55851562675 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 2513320320015 its reverse (5100230233152), we get a palindrome (7613550553167).

The spelling of 2513320320015 in words is "two trillion, five hundred thirteen billion, three hundred twenty million, three hundred twenty thousand, fifteen".