6172327872 has 112 divisors (see below), whose sum is σ = 18170469120. Its totient is φ = 2054612736.

The previous prime is 6172327871. The next prime is 6172327873. The reversal of 6172327872 is 2787232716.

6172327872 is a `hidden beast` number, since 617 + 2 + 3 + 27 + 8 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (6172327871) and next prime (6172327873).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6172327871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1530723 + ... + 1534749.

Almost surely, 2^6172327872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6172327872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9085234560).

6172327872 is an abundant number, since it is smaller than the sum of its proper divisors (11998141248).

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

6172327872 is a wasteful number, since it uses less digits than its factorization.

6172327872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935 (or 4919 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The square root of 6172327872 is about 78564.1640444293. The cubic root of 6172327872 is about 1834.3533443989.

The spelling of 6172327872 in words is "six billion, one hundred seventy-two million, three hundred twenty-seven thousand, eight hundred seventy-two".