5186622816 has 36 divisors (see below), whose sum is σ = 14749459452. Its totient is φ = 1728874176.

The previous prime is 5186622811. The next prime is 5186622817. The reversal of 5186622816 is 6182266815.

5186622816 is a `hidden beast` number, since 5 + 1 + 8 + 6 + 622 + 8 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5186622811) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9004266 + ... + 9004841.

It is an arithmetic number, because the mean of its divisors is an integer number (409707207).

Almost surely, 2^5186622816 is an apocalyptic number.

It is an amenable number.

5186622816 is an abundant number, since it is smaller than the sum of its proper divisors (9562836636).

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

5186622816 is a wasteful number, since it uses less digits than its factorization.

5186622816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18009123 (or 18009112 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 5186622816 is about 72018.2116967646. The cubic root of 5186622816 is about 1730.9913144209.

The spelling of 5186622816 in words is "five billion, one hundred eighty-six million, six hundred twenty-two thousand, eight hundred sixteen".