4045639376 has 40 divisors (see below), whose sum is σ = 8101862400. Its totient is φ = 1955007360.

The previous prime is 4045639363. The next prime is 4045639387. The reversal of 4045639376 is 6739365404.

It is a self number, because there is not a number n which added to its sum of digits gives 4045639376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406265 + ... + 416103.

It is an arithmetic number, because the mean of its divisors is an integer number (202546560).

Almost surely, 2^4045639376 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 4045639376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4050931200).

4045639376 is an abundant number, since it is smaller than the sum of its proper divisors (4056223024).

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

4045639376 is a wasteful number, since it uses less digits than its factorization.

4045639376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10707 (or 10701 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 47.

The square root of 4045639376 is about 63605.3407820444. The cubic root of 4045639376 is about 1593.4155675341.

The spelling of 4045639376 in words is "four billion, forty-five million, six hundred thirty-nine thousand, three hundred seventy-six".