2657313005 has 4 divisors (see below), whose sum is σ = 3188775612. Its totient is φ = 2125850400.

The previous prime is 2657312989. The next prime is 2657313059. The reversal of 2657313005 is 5003137562.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5003137562 = 2 ⋅2501568781.

It can be written as a sum of positive squares in 2 ways, for example, as 1007491081 + 1649821924 = 31741^2 + 40618^2 .

It is not a de Polignac number, because 2657313005 - 2⁴ = 2657312989 is a prime.

It is a super-2 number, since 2×2657313005² = 14122624813084260050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265731296 + ... + 265731305.

It is an arithmetic number, because the mean of its divisors is an integer number (797193903).

Almost surely, 2^2657313005 is an apocalyptic number.

It is an amenable number.

2657313005 is a deficient number, since it is larger than the sum of its proper divisors (531462607).

2657313005 is an equidigital number, since it uses as much as digits as its factorization.

2657313005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531462606.

The product of its (nonzero) digits is 18900, while the sum is 32.

The square root of 2657313005 is about 51549.1319519543. The cubic root of 2657313005 is about 1385.0992825908.

The spelling of 2657313005 in words is "two billion, six hundred fifty-seven million, three hundred thirteen thousand, five".