5213522736 has 120 divisors (see below), whose sum is σ = 15479861904. Its totient is φ = 1632337920.

The previous prime is 5213522683. The next prime is 5213522771. The reversal of 5213522736 is 6372253125.

5213522736 is a `hidden beast` number, since 52 + 13 + 522 + 73 + 6 = 666.

It is a super-3 number, since 3×5213522736³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5213522736.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1410651 + ... + 1414341.

Almost surely, 2^5213522736 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 5213522736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7739930952).

5213522736 is an abundant number, since it is smaller than the sum of its proper divisors (10266339168).

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

5213522736 is a wasteful number, since it uses less digits than its factorization.

5213522736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4299 (or 4290 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 5213522736 is about 72204.7279338410. The cubic root of 5213522736 is about 1733.9786957149.

The spelling of 5213522736 in words is "five billion, two hundred thirteen million, five hundred twenty-two thousand, seven hundred thirty-six".