655402160 has 40 divisors (see below), whose sum is σ = 1741498656. Its totient is φ = 224709120.

The previous prime is 655402159. The next prime is 655402193. The reversal of 655402160 is 61204556.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584621 + ... + 585740.

Almost surely, 2^655402160 is an apocalyptic number.

It is an amenable number.

655402160 is an abundant number, since it is smaller than the sum of its proper divisors (1086096496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

655402160 is a wasteful number, since it uses less digits than its factorization.

655402160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170381 (or 1170375 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 655402160 is about 25600.8234242573. The cubic root of 655402160 is about 868.6322631881.

The spelling of 655402160 in words is "six hundred fifty-five million, four hundred two thousand, one hundred sixty".