5645181227 has 8 divisors (see below), whose sum is σ = 6608992992. Its totient is φ = 4720708800.

The previous prime is 5645181193. The next prime is 5645181259. The reversal of 5645181227 is 7221815465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5645181227 - 2⁶ = 5645181163 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (5645181277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9834524 + ... + 9835097.

It is an arithmetic number, because the mean of its divisors is an integer number (826124124).

Almost surely, 2^5645181227 is an apocalyptic number.

5645181227 is a deficient number, since it is larger than the sum of its proper divisors (963811765).

5645181227 is a wasteful number, since it uses less digits than its factorization.

5645181227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19669669.

The product of its digits is 134400, while the sum is 41.

The square root of 5645181227 is about 75134.4210532030. The cubic root of 5645181227 is about 1780.5710017405.

The spelling of 5645181227 in words is "five billion, six hundred forty-five million, one hundred eighty-one thousand, two hundred twenty-seven".