2425642233656 has 16 divisors (see below), whose sum is σ = 4548291137640. Its totient is φ = 1212764596960.

The previous prime is 2425642233643. The next prime is 2425642233673. The reversal of 2425642233656 is 6563322465242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6882311 + ... + 7226166.

Almost surely, 2^{2425642233656} is an apocalyptic number.

It is an amenable number.

2425642233656 is a deficient number, since it is larger than the sum of its proper divisors (2122648903984).

2425642233656 is a wasteful number, since it uses less digits than its factorization.

2425642233656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14129974 (or 14129970 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 50.

Adding to 2425642233656 its reverse (6563322465242), we get a palindrome (8988964698898).

The spelling of 2425642233656 in words is "two trillion, four hundred twenty-five billion, six hundred forty-two million, two hundred thirty-three thousand, six hundred fifty-six".