2540255310413 has 2 divisors, whose sum is σ = 2540255310414. Its totient is φ = 2540255310412.

The previous prime is 2540255310391. The next prime is 2540255310433. The reversal of 2540255310413 is 3140135520452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1335360514084 + 1204894796329 = 1155578^2 + 1097677^2 .

It is a cyclic number.

It is not a de Polignac number, because 2540255310413 - 2⁶ = 2540255310349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2540255310433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270127655206 + 1270127655207.

It is an arithmetic number, because the mean of its divisors is an integer number (1270127655207).

Almost surely, 2^{2540255310413} is an apocalyptic number.

It is an amenable number.

2540255310413 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540255310413 is an equidigital number, since it uses as much as digits as its factorization.

2540255310413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 2540255310413 in words is "two trillion, five hundred forty billion, two hundred fifty-five million, three hundred ten thousand, four hundred thirteen".