655402108 has 6 divisors (see below), whose sum is σ = 1146953696. Its totient is φ = 327701052.

The previous prime is 655402079. The next prime is 655402133. The reversal of 655402108 is 801204556.

It is a self number, because there is not a number n which added to its sum of digits gives 655402108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81925260 + ... + 81925267.

Almost surely, 2^655402108 is an apocalyptic number.

It is an amenable number.

655402108 is a deficient number, since it is larger than the sum of its proper divisors (491551588).

655402108 is a wasteful number, since it uses less digits than its factorization.

655402108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163850531 (or 163850529 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 655402108 is about 25600.8224086649. The cubic root of 655402108 is about 868.6322402155.

The spelling of 655402108 in words is "six hundred fifty-five million, four hundred two thousand, one hundred eight".