5644444355 has 16 divisors (see below), whose sum is σ = 7454489184. Its totient is φ = 4068718080.

The previous prime is 5644444349. The next prime is 5644444427. The reversal of 5644444355 is 5534444465.

It is not a de Polignac number, because 5644444355 - 2¹⁰ = 5644443331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447884 + ... + 460313.

It is an arithmetic number, because the mean of its divisors is an integer number (465905574).

Almost surely, 2^5644444355 is an apocalyptic number.

5644444355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5644444355 is a deficient number, since it is larger than the sum of its proper divisors (1810044829).

5644444355 is a wasteful number, since it uses less digits than its factorization.

5644444355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908326.

The product of its digits is 2304000, while the sum is 44.

The square root of 5644444355 is about 75129.5172019626. The cubic root of 5644444355 is about 1780.4935250423.

The spelling of 5644444355 in words is "five billion, six hundred forty-four million, four hundred forty-four thousand, three hundred fifty-five".