45045003444 has 24 divisors (see below), whose sum is σ = 120120009408. Its totient is φ = 12870000960.

The previous prime is 45045003403. The next prime is 45045003511. The reversal of 45045003444 is 44430054054.

It is a happy number.

45045003444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45045003444² (a number of 22 digits) contains 22 as substring.

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, 268124937 + ... + 268125104.

It is an arithmetic number, because the mean of its divisors is an integer number (5005000392).

Almost surely, 2^45045003444 is an apocalyptic number.

It is an amenable number.

45045003444 is an abundant number, since it is smaller than the sum of its proper divisors (75075005964).

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

45045003444 is a wasteful number, since it uses less digits than its factorization.

45045003444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536250055 (or 536250053 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 45045003444 its reverse (44430054054), we get a palindrome (89475057498).

The spelling of 45045003444 in words is "forty-five billion, forty-five million, three thousand, four hundred forty-four".