2579400479 has 2 divisors, whose sum is σ = 2579400480. Its totient is φ = 2579400478.

The previous prime is 2579400457. The next prime is 2579400503. The reversal of 2579400479 is 9740049752.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2579400479 - 2²⁴ = 2562623263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2579400079) 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, 1289700239 + 1289700240.

It is an arithmetic number, because the mean of its divisors is an integer number (1289700240).

Almost surely, 2^2579400479 is an apocalyptic number.

2579400479 is a deficient number, since it is larger than the sum of its proper divisors (1).

2579400479 is an equidigital number, since it uses as much as digits as its factorization.

2579400479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 635040, while the sum is 47.

The square root of 2579400479 is about 50787.7985248426. The cubic root of 2579400479 is about 1371.4277262607.

The spelling of 2579400479 in words is "two billion, five hundred seventy-nine million, four hundred thousand, four hundred seventy-nine".