2513673810251 has 2 divisors, whose sum is σ = 2513673810252. Its totient is φ = 2513673810250.

The previous prime is 2513673810247. The next prime is 2513673810283. The reversal of 2513673810251 is 1520183763152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2513673810251 - 2² = 2513673810247 is a prime.

It is not a weakly prime, because it can be changed into another prime (2513673810451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256836905125 + 1256836905126.

It is an arithmetic number, because the mean of its divisors is an integer number (1256836905126).

Almost surely, 2^{2513673810251} is an apocalyptic number.

2513673810251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513673810251 is an equidigital number, since it uses as much as digits as its factorization.

2513673810251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 2513673810251 in words is "two trillion, five hundred thirteen billion, six hundred seventy-three million, eight hundred ten thousand, two hundred fifty-one".