655651888 has 10 divisors (see below), whose sum is σ = 1270325564. Its totient is φ = 327825936.

The previous prime is 655651879. The next prime is 655651897. The reversal of 655651888 is 888156556.

It is an interprime number because it is at equal distance from previous prime (655651879) and next prime (655651897).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20489106 + ... + 20489137.

Almost surely, 2^655651888 is an apocalyptic number.

It is an amenable number.

655651888 is a deficient number, since it is larger than the sum of its proper divisors (614673676).

655651888 is a wasteful number, since it uses less digits than its factorization.

655651888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40978251 (or 40978245 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 52.

The square root of 655651888 is about 25605.7003028623. The cubic root of 655651888 is about 868.7425742132.

The spelling of 655651888 in words is "six hundred fifty-five million, six hundred fifty-one thousand, eight hundred eighty-eight".