2665513958351 has 2 divisors, whose sum is σ = 2665513958352. Its totient is φ = 2665513958350.

The previous prime is 2665513958311. The next prime is 2665513958369. The reversal of 2665513958351 is 1538593155662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2665513958351 - 2¹⁸ = 2665513696207 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2665513958311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332756979175 + 1332756979176.

It is an arithmetic number, because the mean of its divisors is an integer number (1332756979176).

Almost surely, 2^{2665513958351} is an apocalyptic number.

2665513958351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2665513958351 is an equidigital number, since it uses as much as digits as its factorization.

2665513958351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29160000, while the sum is 59.

The spelling of 2665513958351 in words is "two trillion, six hundred sixty-five billion, five hundred thirteen million, nine hundred fifty-eight thousand, three hundred fifty-one".