4045044331 has 16 divisors (see below), whose sum is σ = 4297125888. Its totient is φ = 3801844800.

The previous prime is 4045044317. The next prime is 4045044337. The reversal of 4045044331 is 1334405404.

It is a cyclic number.

It is not a de Polignac number, because 4045044331 - 2⁵ = 4045044299 is a prime.

It is a super-2 number, since 2×4045044331² = 32724767279510475122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4045044331.

It is not an unprimeable number, because it can be changed into a prime (4045044337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180271 + ... + 201463.

It is an arithmetic number, because the mean of its divisors is an integer number (268570368).

Almost surely, 2^4045044331 is an apocalyptic number.

4045044331 is a deficient number, since it is larger than the sum of its proper divisors (252081557).

4045044331 is a wasteful number, since it uses less digits than its factorization.

4045044331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21402.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 4045044331 is about 63600.6629761043. The cubic root of 4045044331 is about 1593.3374422270.

Adding to 4045044331 its reverse (1334405404), we get a palindrome (5379449735).

The spelling of 4045044331 in words is "four billion, forty-five million, forty-four thousand, three hundred thirty-one".