6442002400662 has 64 divisors (see below), whose sum is σ = 15158680666560. Its totient is φ = 2020883300352.

The previous prime is 6442002400609. The next prime is 6442002400697. The reversal of 6442002400662 is 2660042002446.

6442002400662 is a `hidden beast` number, since 6 + 44 + 200 + 2 + 400 + 6 + 6 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13753558 + ... + 14214230.

It is an arithmetic number, because the mean of its divisors is an integer number (236854385415).

Almost surely, 2^{6442002400662} is an apocalyptic number.

6442002400662 is an abundant number, since it is smaller than the sum of its proper divisors (8716678265898).

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

6442002400662 is a wasteful number, since it uses less digits than its factorization.

6442002400662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475934 (or 475928 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 6442002400662 in words is "six trillion, four hundred forty-two billion, two million, four hundred thousand, six hundred sixty-two".