2425564957 has 4 divisors (see below), whose sum is σ = 2426023936. Its totient is φ = 2425105980.

The previous prime is 2425564951. The next prime is 2425564969. The reversal of 2425564957 is 7594655242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2425564957 - 2³ = 2425564949 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2425564957.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2425564951) 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, 221469 + ... + 232162.

It is an arithmetic number, because the mean of its divisors is an integer number (606505984).

Almost surely, 2^2425564957 is an apocalyptic number.

It is an amenable number.

2425564957 is a deficient number, since it is larger than the sum of its proper divisors (458979).

2425564957 is an equidigital number, since it uses as much as digits as its factorization.

2425564957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458978.

The product of its digits is 3024000, while the sum is 49.

The square root of 2425564957 is about 49250.0249441561. The cubic root of 2425564957 is about 1343.6030154657.

The spelling of 2425564957 in words is "two billion, four hundred twenty-five million, five hundred sixty-four thousand, nine hundred fifty-seven".