5545644365 has 8 divisors (see below), whose sum is σ = 6655999128. Its totient is φ = 4435698240.

The previous prime is 5545644331. The next prime is 5545644367. The reversal of 5545644365 is 5634465455.

It can be written as a sum of positive squares in 4 ways, for example, as 973315204 + 4572329161 = 31198^2 + 67619^2 .

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

It is not a de Polignac number, because 5545644365 - 2⁶ = 5545644301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545644367) 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, 71462 + ... + 127271.

It is an arithmetic number, because the mean of its divisors is an integer number (831999891).

Almost surely, 2^5545644365 is an apocalyptic number.

It is an amenable number.

5545644365 is a deficient number, since it is larger than the sum of its proper divisors (1110354763).

5545644365 is a wasteful number, since it uses less digits than its factorization.

5545644365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204319.

The product of its digits is 4320000, while the sum is 47.

The square root of 5545644365 is about 74469.0832829302. The cubic root of 5545644365 is about 1770.0437672049.

The spelling of 5545644365 in words is "five billion, five hundred forty-five million, six hundred forty-four thousand, three hundred sixty-five".