663296088 has 256 divisors, whose sum is σ = 2149539840. Its totient is φ = 165888000.

The previous prime is 663296069. The next prime is 663296107. The reversal of 663296088 is 880692366.

It is an interprime number because it is at equal distance from previous prime (663296069) and next prime (663296107).

It is a super-2 number, since 2×663296088² = 879923400712207488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6567238 + ... + 6567338.

It is an arithmetic number, because the mean of its divisors is an integer number (8396640).

Almost surely, 2^663296088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663296088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074769920).

663296088 is an abundant number, since it is smaller than the sum of its proper divisors (1486243752).

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

663296088 is a wasteful number, since it uses less digits than its factorization.

663296088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The square root of 663296088 is about 25754.5352899252. The cubic root of 663296088 is about 872.1057407613.

The spelling of 663296088 in words is "six hundred sixty-three million, two hundred ninety-six thousand, eighty-eight".