5641963728 has 40 divisors (see below), whose sum is σ = 14598925728. Its totient is φ = 1877576832.

The previous prime is 5641963709. The next prime is 5641963753. The reversal of 5641963728 is 8273691465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66450 + ... + 125297.

Almost surely, 2^5641963728 is an apocalyptic number.

It is an amenable number.

5641963728 is an abundant number, since it is smaller than the sum of its proper divisors (8956962000).

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

5641963728 is a wasteful number, since it uses less digits than its factorization.

5641963728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192371 (or 192365 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 51.

The square root of 5641963728 is about 75113.0063837149. The cubic root of 5641963728 is about 1780.2326556980.

The spelling of 5641963728 in words is "five billion, six hundred forty-one million, nine hundred sixty-three thousand, seven hundred twenty-eight".