662378397714 has 192 divisors, whose sum is σ = 1607506363008. Its totient is φ = 197061258240.

The previous prime is 662378397683. The next prime is 662378397719. The reversal of 662378397714 is 417793873266.

662378397714 is a `hidden beast` number, since 6 + 6 + 237 + 8 + 397 + 7 + 1 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (662378397719) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 695045062 + ... + 695046014.

It is an arithmetic number, because the mean of its divisors is an integer number (8372428974).

Almost surely, 2^662378397714 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662378397714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (803753181504).

662378397714 is an abundant number, since it is smaller than the sum of its proper divisors (945127965294).

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

662378397714 is a wasteful number, since it uses less digits than its factorization.

662378397714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494 (or 1469 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 63.

The spelling of 662378397714 in words is "six hundred sixty-two billion, three hundred seventy-eight million, three hundred ninety-seven thousand, seven hundred fourteen".