2657897395 has 4 divisors (see below), whose sum is σ = 3189476880. Its totient is φ = 2126317912.

The previous prime is 2657897393. The next prime is 2657897413. The reversal of 2657897395 is 5937987562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2657897395 - 2¹ = 2657897393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2657897393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 265789735 + ... + 265789744.

It is an arithmetic number, because the mean of its divisors is an integer number (797369220).

Almost surely, 2^2657897395 is an apocalyptic number.

2657897395 is a deficient number, since it is larger than the sum of its proper divisors (531579485).

2657897395 is an equidigital number, since it uses as much as digits as its factorization.

2657897395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531579484.

The product of its digits is 28576800, while the sum is 61.

The square root of 2657897395 is about 51554.7999220247. The cubic root of 2657897395 is about 1385.2008110695.

The spelling of 2657897395 in words is "two billion, six hundred fifty-seven million, eight hundred ninety-seven thousand, three hundred ninety-five".