2517256213 has 16 divisors (see below), whose sum is σ = 2620900800. Its totient is φ = 2415952000.

The previous prime is 2517256207. The next prime is 2517256277. The reversal of 2517256213 is 3126527152.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2517256213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2517256913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651738 + ... + 655588.

It is an arithmetic number, because the mean of its divisors is an integer number (163806300).

Almost surely, 2^2517256213 is an apocalyptic number.

It is an amenable number.

2517256213 is a deficient number, since it is larger than the sum of its proper divisors (103644587).

2517256213 is a wasteful number, since it uses less digits than its factorization.

2517256213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4148.

The product of its digits is 25200, while the sum is 34.

The square root of 2517256213 is about 50172.2653764009. The cubic root of 2517256213 is about 1360.3243554865.

The spelling of 2517256213 in words is "two billion, five hundred seventeen million, two hundred fifty-six thousand, two hundred thirteen".