655425525 has 12 divisors (see below), whose sum is σ = 1083636992. Its totient is φ = 349560240.

The previous prime is 655425493. The next prime is 655425527. The reversal of 655425525 is 525524556.

It is not a de Polignac number, because 655425525 - 2⁵ = 655425493 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 (655425527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4369429 + ... + 4369578.

Almost surely, 2^655425525 is an apocalyptic number.

It is an amenable number.

655425525 is a deficient number, since it is larger than the sum of its proper divisors (428211467).

655425525 is a wasteful number, since it uses less digits than its factorization.

655425525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8739020 (or 8739015 counting only the distinct ones).

The product of its digits is 300000, while the sum is 39.

The square root of 655425525 is about 25601.2797531686. The cubic root of 655425525 is about 868.6425852737.

The spelling of 655425525 in words is "six hundred fifty-five million, four hundred twenty-five thousand, five hundred twenty-five".