6642361424 has 20 divisors (see below), whose sum is σ = 12897147744. Its totient is φ = 3314065248.

The previous prime is 6642361417. The next prime is 6642361501. The reversal of 6642361424 is 4241632466.

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, 437012 + ... + 451955.

Almost surely, 2^6642361424 is an apocalyptic number.

It is an amenable number.

6642361424 is a deficient number, since it is larger than the sum of its proper divisors (6254786320).

6642361424 is a wasteful number, since it uses less digits than its factorization.

6642361424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889442 (or 889436 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 6642361424 is about 81500.6835799553. The cubic root of 6642361424 is about 1879.7820616537.

The spelling of 6642361424 in words is "six billion, six hundred forty-two million, three hundred sixty-one thousand, four hundred twenty-four".