655501425 has 48 divisors (see below), whose sum is σ = 1159657920. Its totient is φ = 325728000.

The previous prime is 655501421. The next prime is 655501499. The reversal of 655501425 is 524105556.

It is not a de Polignac number, because 655501425 - 2² = 655501421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (655501421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83155 + ... + 90695.

It is an arithmetic number, because the mean of its divisors is an integer number (24159540).

Almost surely, 2^655501425 is an apocalyptic number.

It is an amenable number.

655501425 is a deficient number, since it is larger than the sum of its proper divisors (504156495).

655501425 is a wasteful number, since it uses less digits than its factorization.

655501425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7634 (or 7629 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 655501425 is about 25602.7620580280. The cubic root of 655501425 is about 868.6761143450.

The spelling of 655501425 in words is "six hundred fifty-five million, five hundred one thousand, four hundred twenty-five".