2540884630511 has 2 divisors, whose sum is σ = 2540884630512. Its totient is φ = 2540884630510.

The previous prime is 2540884630451. The next prime is 2540884630553. The reversal of 2540884630511 is 1150364880452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2540884630511 - 2¹⁸ = 2540884368367 is a prime.

It is a super-2 number, since 2×2540884630511² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2540880630511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270442315255 + 1270442315256.

It is an arithmetic number, because the mean of its divisors is an integer number (1270442315256).

Almost surely, 2^{2540884630511} is an apocalyptic number.

2540884630511 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540884630511 is an equidigital number, since it uses as much as digits as its factorization.

2540884630511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 2540884630511 in words is "two trillion, five hundred forty billion, eight hundred eighty-four million, six hundred thirty thousand, five hundred eleven".