4045318344 has 96 divisors (see below), whose sum is σ = 11369475000. Its totient is φ = 1297852416.

The previous prime is 4045318279. The next prime is 4045318349. The reversal of 4045318344 is 4438135404.

4045318344 is a `hidden beast` number, since 4 + 0 + 4 + 531 + 83 + 44 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1852269444 + 2193048900 = 43038^2 + 46830^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4045318299 and 4045318308.

It is not an unprimeable number, because it can be changed into a prime (4045318349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 700782 + ... + 706530.

Almost surely, 2^4045318344 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 4045318344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5684737500).

4045318344 is an abundant number, since it is smaller than the sum of its proper divisors (7324156656).

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

4045318344 is a wasteful number, since it uses less digits than its factorization.

4045318344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6127 (or 6120 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The square root of 4045318344 is about 63602.8171074206. The cubic root of 4045318344 is about 1593.3734191969.

The spelling of 4045318344 in words is "four billion, forty-five million, three hundred eighteen thousand, three hundred forty-four".