2575570157 has 2 divisors, whose sum is σ = 2575570158. Its totient is φ = 2575570156.

The previous prime is 2575570147. The next prime is 2575570169. The reversal of 2575570157 is 7510755752.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2447676676 + 127893481 = 49474^2 + 11309^2 .

It is a cyclic number.

It is not a de Polignac number, because 2575570157 - 2⁴ = 2575570141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2575570147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287785078 + 1287785079.

It is an arithmetic number, because the mean of its divisors is an integer number (1287785079).

Almost surely, 2^2575570157 is an apocalyptic number.

It is an amenable number.

2575570157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2575570157 is an equidigital number, since it uses as much as digits as its factorization.

2575570157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428750, while the sum is 44.

The square root of 2575570157 is about 50750.0754383676. The cubic root of 2575570157 is about 1370.7485487850.

The spelling of 2575570157 in words is "two billion, five hundred seventy-five million, five hundred seventy thousand, one hundred fifty-seven".