5609251816 has 16 divisors (see below), whose sum is σ = 12019825440. Its totient is φ = 2403965040.

The previous prime is 5609251811. The next prime is 5609251829. The reversal of 5609251816 is 6181529065.

It is not an unprimeable number, because it can be changed into a prime (5609251811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50082550 + ... + 50082661.

It is an arithmetic number, because the mean of its divisors is an integer number (751239090).

Almost surely, 2^5609251816 is an apocalyptic number.

5609251816 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5609251816 is an abundant number, since it is smaller than the sum of its proper divisors (6410573624).

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

5609251816 is a wasteful number, since it uses less digits than its factorization.

5609251816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100165224 (or 100165220 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 5609251816 is about 74894.9385205703. The cubic root of 5609251816 is about 1776.7854088092.

The spelling of 5609251816 in words is "five billion, six hundred nine million, two hundred fifty-one thousand, eight hundred sixteen".