655316998 has 16 divisors (see below), whose sum is σ = 1159640064. Its totient is φ = 271790280.

The previous prime is 655316983. The next prime is 655317023. The reversal of 655316998 is 899613556.

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 in 7 ways as a sum of consecutive naturals, for example, 754540 + ... + 755407.

It is an arithmetic number, because the mean of its divisors is an integer number (72477504).

Almost surely, 2^655316998 is an apocalyptic number.

655316998 is a deficient number, since it is larger than the sum of its proper divisors (504323066).

655316998 is a wasteful number, since it uses less digits than its factorization.

655316998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509987.

The product of its digits is 1749600, while the sum is 52.

The square root of 655316998 is about 25599.1601034096. The cubic root of 655316998 is about 868.5946386223.

The spelling of 655316998 in words is "six hundred fifty-five million, three hundred sixteen thousand, nine hundred ninety-eight".