5172777792 has 672 divisors, whose sum is σ = 19571086080. Its totient is φ = 1269596160.

The previous prime is 5172777791. The next prime is 5172777803. The reversal of 5172777792 is 2977772715.

It is a tau number, because it is divible by the number of its divisors (672).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5172777791) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 62322583 + ... + 62322665.

It is an arithmetic number, because the mean of its divisors is an integer number (29123640).

Almost surely, 2^5172777792 is an apocalyptic number.

5172777792 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5172777792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9785543040).

5172777792 is an abundant number, since it is smaller than the sum of its proper divisors (14398308288).

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

5172777792 is a wasteful number, since it uses less digits than its factorization.

5172777792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 178 counting only the distinct ones).

The product of its digits is 3025260, while the sum is 54.

The square root of 5172777792 is about 71922.0257779215. The cubic root of 5172777792 is about 1729.4497221875.

The spelling of 5172777792 in words is "five billion, one hundred seventy-two million, seven hundred seventy-seven thousand, seven hundred ninety-two".