2518677013 has 2 divisors, whose sum is σ = 2518677014. Its totient is φ = 2518677012.

The previous prime is 2518677011. The next prime is 2518677023. The reversal of 2518677013 is 3107768152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2292685924 + 225991089 = 47882^2 + 15033^2 .

It is a cyclic number.

It is not a de Polignac number, because 2518677013 - 2¹ = 2518677011 is a prime.

Together with 2518677011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2518677011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1259338506 + 1259338507.

It is an arithmetic number, because the mean of its divisors is an integer number (1259338507).

Almost surely, 2^2518677013 is an apocalyptic number.

It is an amenable number.

2518677013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2518677013 is an equidigital number, since it uses as much as digits as its factorization.

2518677013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 2518677013 is about 50186.4225961564. The cubic root of 2518677013 is about 1360.5802406202.

The spelling of 2518677013 in words is "two billion, five hundred eighteen million, six hundred seventy-seven thousand, thirteen".