2669513279 has 2 divisors, whose sum is σ = 2669513280. Its totient is φ = 2669513278.

The previous prime is 2669513269. The next prime is 2669513303. The reversal of 2669513279 is 9723159662.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2669513279 - 2⁸ = 2669513023 is a prime.

It is a super-2 number, since 2×2669513279² = 14252602293514663682, which contains 22 as substring.

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 (2669513269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1334756639 + 1334756640.

It is an arithmetic number, because the mean of its divisors is an integer number (1334756640).

Almost surely, 2^2669513279 is an apocalyptic number.

2669513279 is a deficient number, since it is larger than the sum of its proper divisors (1).

2669513279 is an equidigital number, since it uses as much as digits as its factorization.

2669513279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1224720, while the sum is 50.

The square root of 2669513279 is about 51667.3328032326. The cubic root of 2669513279 is about 1387.2158059176.

The spelling of 2669513279 in words is "two billion, six hundred sixty-nine million, five hundred thirteen thousand, two hundred seventy-nine".