655653272 has 32 divisors (see below), whose sum is σ = 1284180480. Its totient is φ = 313236000.

The previous prime is 655653269. The next prime is 655653281. The reversal of 655653272 is 272356556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290147 + ... + 292397.

It is an arithmetic number, because the mean of its divisors is an integer number (40130640).

Almost surely, 2^655653272 is an apocalyptic number.

It is an amenable number.

655653272 is a deficient number, since it is larger than the sum of its proper divisors (628527208).

655653272 is a wasteful number, since it uses less digits than its factorization.

655653272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3863 (or 3859 counting only the distinct ones).

The product of its digits is 378000, while the sum is 41.

The square root of 655653272 is about 25605.7273280803. The cubic root of 655653272 is about 868.7431854821.

The spelling of 655653272 in words is "six hundred fifty-five million, six hundred fifty-three thousand, two hundred seventy-two".