2425243657 has 8 divisors (see below), whose sum is σ = 2563574400. Its totient is φ = 2287981584.

The previous prime is 2425243651. The next prime is 2425243669. The reversal of 2425243657 is 7563425242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2425243657 - 2⁷ = 2425243529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2425243651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262498 + ... + 271579.

It is an arithmetic number, because the mean of its divisors is an integer number (320446800).

Almost surely, 2^2425243657 is an apocalyptic number.

It is an amenable number.

2425243657 is a deficient number, since it is larger than the sum of its proper divisors (138330743).

2425243657 is a wasteful number, since it uses less digits than its factorization.

2425243657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534335.

The product of its digits is 403200, while the sum is 40.

The square root of 2425243657 is about 49246.7629088451. The cubic root of 2425243657 is about 1343.5436865094.

Adding to 2425243657 its reverse (7563425242), we get a palindrome (9988668899).

The spelling of 2425243657 in words is "two billion, four hundred twenty-five million, two hundred forty-three thousand, six hundred fifty-seven".