4044345844 has 48 divisors (see below), whose sum is σ = 8831684736. Its totient is φ = 1574352000.

The previous prime is 4044345841. The next prime is 4044345881. The reversal of 4044345844 is 4485434404.

It is a junction number, because it is equal to n+sod(n) for n = 4044345797 and 4044345806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4044345841) 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, 395662 + ... + 405754.

It is an arithmetic number, because the mean of its divisors is an integer number (183993432).

Almost surely, 2^4044345844 is an apocalyptic number.

4044345844 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4044345844 is an abundant number, since it is smaller than the sum of its proper divisors (4787338892).

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

4044345844 is a wasteful number, since it uses less digits than its factorization.

4044345844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11416 (or 11414 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 40.

The square root of 4044345844 is about 63595.1715462739. The cubic root of 4044345844 is about 1593.2457259223.

The spelling of 4044345844 in words is "four billion, forty-four million, three hundred forty-five thousand, eight hundred forty-four".