6189331721920 has 56 divisors (see below), whose sum is σ = 14738885659584. Its totient is φ = 2475642064896.

The previous prime is 6189331721791. The next prime is 6189331721921. The reversal of 6189331721920 is 291271339816.

It is not an unprimeable number, because it can be changed into a prime (6189331721921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8768392 + ... + 9447928.

Almost surely, 2^{6189331721920} is an apocalyptic number.

It is an amenable number.

6189331721920 is an abundant number, since it is smaller than the sum of its proper divisors (8549553937664).

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

6189331721920 is a wasteful number, since it uses less digits than its factorization.

6189331721920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708017 (or 708007 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 6189331721920 in words is "six trillion, one hundred eighty-nine billion, three hundred thirty-one million, seven hundred twenty-one thousand, nine hundred twenty".