5865166320 has 160 divisors (see below), whose sum is σ = 19668532800. Its totient is φ = 1437253632.

The previous prime is 5865166319. The next prime is 5865166337. The reversal of 5865166320 is 236615685.

It is a happy number.

It is a super-2 number, since 2×5865166320² = 68800351922524684800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 710376 + ... + 718584.

It is an arithmetic number, because the mean of its divisors is an integer number (122928330).

Almost surely, 2^5865166320 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 5865166320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9834266400).

5865166320 is an abundant number, since it is smaller than the sum of its proper divisors (13803366480).

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

5865166320 is a wasteful number, since it uses less digits than its factorization.

5865166320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8467 (or 8461 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 5865166320 is about 76584.3738630799. The cubic root of 5865166320 is about 1803.4057249076.

The spelling of 5865166320 in words is "five billion, eight hundred sixty-five million, one hundred sixty-six thousand, three hundred twenty".