5239777536 has 432 divisors, whose sum is σ = 18940521600. Its totient is φ = 1358364672.

The previous prime is 5239777523. The next prime is 5239777547. The reversal of 5239777536 is 6357779325.

5239777536 is a `hidden beast` number, since 5 + 2 + 39 + 7 + 77 + 536 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7950775 + ... + 7951433.

It is an arithmetic number, because the mean of its divisors is an integer number (43843800).

Almost surely, 2^5239777536 is an apocalyptic number.

5239777536 is a gapful number since it is divisible by the number (56) 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 5239777536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9470260800).

5239777536 is an abundant number, since it is smaller than the sum of its proper divisors (13700744064).

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

5239777536 is a wasteful number, since it uses less digits than its factorization.

5239777536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734 (or 717 counting only the distinct ones).

The product of its digits is 8334900, while the sum is 54.

The square root of 5239777536 is about 72386.3076555228. The cubic root of 5239777536 is about 1736.8845400588.

The spelling of 5239777536 in words is "five billion, two hundred thirty-nine million, seven hundred seventy-seven thousand, five hundred thirty-six".