662684488192 has 80 divisors (see below), whose sum is σ = 1380521640960. Its totient is φ = 317396717568.

The previous prime is 662684488187. The next prime is 662684488223. The reversal of 662684488192 is 291884486266.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1709983 + ... + 2061409.

It is an arithmetic number, because the mean of its divisors is an integer number (17256520512).

Almost surely, 2^662684488192 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 662684488192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690260820480).

662684488192 is an abundant number, since it is smaller than the sum of its proper divisors (717837152768).

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

662684488192 is a wasteful number, since it uses less digits than its factorization.

662684488192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351601 (or 351585 counting only the distinct ones).

The product of its digits is 63700992, while the sum is 64.

The spelling of 662684488192 in words is "six hundred sixty-two billion, six hundred eighty-four million, four hundred eighty-eight thousand, one hundred ninety-two".