5165228736 has 210 divisors, whose sum is σ = 16187905140. Its totient is φ = 1624002048.

The previous prime is 5165228713. The next prime is 5165228753. The reversal of 5165228736 is 6378225615.

5165228736 is a `hidden beast` number, since 5 + 16 + 522 + 87 + 36 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 5165228691 and 5165228700.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 22555470 + ... + 22555698.

Almost surely, 2^5165228736 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 5165228736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8093952570).

5165228736 is an abundant number, since it is smaller than the sum of its proper divisors (11022676404).

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

5165228736 is an equidigital number, since it uses as much as digits as its factorization.

5165228736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501 (or 253 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 5165228736 is about 71869.5257810986. The cubic root of 5165228736 is about 1728.6080036390.

The spelling of 5165228736 in words is "five billion, one hundred sixty-five million, two hundred twenty-eight thousand, seven hundred thirty-six".