5666544156 has 96 divisors (see below), whose sum is σ = 16343728128. Its totient is φ = 1487992320.

The previous prime is 5666544101. The next prime is 5666544161. The reversal of 5666544156 is 6514456665.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243301 + ... + 265571.

It is an arithmetic number, because the mean of its divisors is an integer number (170247168).

Almost surely, 2^5666544156 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 5666544156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8171864064).

5666544156 is an abundant number, since it is smaller than the sum of its proper divisors (10677183972).

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

5666544156 is a wasteful number, since it uses less digits than its factorization.

5666544156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22531 (or 22529 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 48.

The square root of 5666544156 is about 75276.4515369847. The cubic root of 5666544156 is about 1782.8142323597.

The spelling of 5666544156 in words is "five billion, six hundred sixty-six million, five hundred forty-four thousand, one hundred fifty-six".