662502325968 has 960 divisors, whose sum is σ = 2442700800000. Its totient is φ = 170710944768.

The previous prime is 662502325967. The next prime is 662502325973. The reversal of 662502325968 is 869523205266.

662502325968 is a `hidden beast` number, since 6 + 6 + 25 + 0 + 23 + 2 + 596 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662502325967) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 921421513 + ... + 921422231.

It is an arithmetic number, because the mean of its divisors is an integer number (2544480000).

Almost surely, 2^662502325968 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 662502325968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1221350400000).

662502325968 is an abundant number, since it is smaller than the sum of its proper divisors (1780198474032).

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

662502325968 is a wasteful number, since it uses less digits than its factorization.

662502325968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 662502325968 in words is "six hundred sixty-two billion, five hundred two million, three hundred twenty-five thousand, nine hundred sixty-eight".