655516130 has 8 divisors (see below), whose sum is σ = 1179929052. Its totient is φ = 262206448.

The previous prime is 655515967. The next prime is 655516151. The reversal of 655516130 is 31615556.

It can be written as a sum of positive squares in 2 ways, for example, as 642977449 + 12538681 = 25357^2 + 3541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 32775797 + ... + 32775816.

Almost surely, 2^655516130 is an apocalyptic number.

655516130 is a deficient number, since it is larger than the sum of its proper divisors (524412922).

655516130 is a wasteful number, since it uses less digits than its factorization.

655516130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65551620.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 655516130 is about 25603.0492324645. The cubic root of 655516130 is about 868.6826100272.

The spelling of 655516130 in words is "six hundred fifty-five million, five hundred sixteen thousand, one hundred thirty".