4445344044 has 192 divisors, whose sum is σ = 12773376000. Its totient is φ = 1330655040.

The previous prime is 4445344039. The next prime is 4445344049. The reversal of 4445344044 is 4404435444.

4445344044 is a `hidden beast` number, since 4 + 44 + 534 + 40 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (4445344039) and next prime (4445344049).

It is a super-2 number, since 2×4445344044² = 39522167339052547872, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (4445344049) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6182317 + ... + 6183035.

It is an arithmetic number, because the mean of its divisors is an integer number (66528000).

Almost surely, 2^4445344044 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 4445344044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6386688000).

4445344044 is an abundant number, since it is smaller than the sum of its proper divisors (8328031956).

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

4445344044 is a wasteful number, since it uses less digits than its factorization.

4445344044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905 (or 897 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 36.

The square root of 4445344044 is about 66673.4133219532. The cubic root of 4445344044 is about 1644.2523055677.

Adding to 4445344044 its reverse (4404435444), we get a palindrome (8849779488).

The spelling of 4445344044 in words is "four billion, four hundred forty-five million, three hundred forty-four thousand, forty-four".