662887091328 has 512 divisors, whose sum is σ = 2250779719680. Its totient is φ = 167878656000.

The previous prime is 662887091323. The next prime is 662887091357. The reversal of 662887091328 is 823190788266.

It is not an unprimeable number, because it can be changed into a prime (662887091323) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 200085000 + ... + 200088312.

It is an arithmetic number, because the mean of its divisors is an integer number (4396054140).

Almost surely, 2^662887091328 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 662887091328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1125389859840).

662887091328 is an abundant number, since it is smaller than the sum of its proper divisors (1587892628352).

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

662887091328 is a wasteful number, since it uses less digits than its factorization.

662887091328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516 (or 3504 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 60.

The spelling of 662887091328 in words is "six hundred sixty-two billion, eight hundred eighty-seven million, ninety-one thousand, three hundred twenty-eight".