6402024224664 has 16 divisors (see below), whose sum is σ = 16005060561720. Its totient is φ = 2134008074880.

The previous prime is 6402024224591. The next prime is 6402024224671. The reversal of 6402024224664 is 4664224202046.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133375504657 + ... + 133375504704.

Almost surely, 2^{6402024224664} is an apocalyptic number.

It is an amenable number.

6402024224664 is an abundant number, since it is smaller than the sum of its proper divisors (9603036337056).

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

6402024224664 is a wasteful number, since it uses less digits than its factorization.

6402024224664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266751009370 (or 266751009366 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 6402024224664 in words is "six trillion, four hundred two billion, twenty-four million, two hundred twenty-four thousand, six hundred sixty-four".