682660649088 has 320 divisors, whose sum is σ = 2218121025120. Its totient is φ = 206694789120.

The previous prime is 682660649063. The next prime is 682660649113. The reversal of 682660649088 is 880946066286.

682660649088 is a `hidden beast` number, since 6 + 8 + 2 + 6 + 60 + 6 + 490 + 88 = 666.

It is an interprime number because it is at equal distance from previous prime (682660649063) and next prime (682660649113).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 231173820 + ... + 231176772.

Almost surely, 2^682660649088 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 682660649088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1109060512560).

682660649088 is an abundant number, since it is smaller than the sum of its proper divisors (1535460376032).

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

682660649088 is a wasteful number, since it uses less digits than its factorization.

682660649088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5017 (or 4996 counting only the distinct ones).

The product of its (nonzero) digits is 47775744, while the sum is 63.

The spelling of 682660649088 in words is "six hundred eighty-two billion, six hundred sixty million, six hundred forty-nine thousand, eighty-eight".