2567325157 has 4 divisors (see below), whose sum is σ = 2567715660. Its totient is φ = 2566934656.

The previous prime is 2567325127. The next prime is 2567325169. The reversal of 2567325157 is 7515237652.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1801917601 + 765407556 = 42449^2 + 27666^2 .

It is a cyclic number.

It is not a de Polignac number, because 2567325157 - 2¹⁵ = 2567292389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2567325127) 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, 185218 + ... + 198595.

It is an arithmetic number, because the mean of its divisors is an integer number (641928915).

Almost surely, 2^2567325157 is an apocalyptic number.

It is an amenable number.

2567325157 is a deficient number, since it is larger than the sum of its proper divisors (390503).

2567325157 is an equidigital number, since it uses as much as digits as its factorization.

2567325157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390502.

The product of its digits is 441000, while the sum is 43.

The square root of 2567325157 is about 50668.7789175938. The cubic root of 2567325157 is about 1369.2842900629.

The spelling of 2567325157 in words is "two billion, five hundred sixty-seven million, three hundred twenty-five thousand, one hundred fifty-seven".