45411444 has 72 divisors (see below), whose sum is σ = 130151840. Its totient is φ = 13234752.

The previous prime is 45411433. The next prime is 45411451. The reversal of 45411444 is 44411454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6339 + ... + 11445.

Almost surely, 2^45411444 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 45411444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65075920).

45411444 is an abundant number, since it is smaller than the sum of its proper divisors (84740396).

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

45411444 is a wasteful number, since it uses less digits than its factorization.

45411444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5149 (or 5144 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 45411444 is about 6738.8013770996. The cubic root of 45411444 is about 356.7700894745.

Adding to 45411444 its reverse (44411454), we get a palindrome (89822898).

The spelling of 45411444 in words is "forty-five million, four hundred eleven thousand, four hundred forty-four".