44540004450 has 96 divisors (see below), whose sum is σ = 111038268096. Its totient is φ = 11815260160.

The previous prime is 44540004449. The next prime is 44540004461. The reversal of 44540004450 is 5440004544.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31080934 + ... + 31082366.

It is an arithmetic number, because the mean of its divisors is an integer number (1156648626).

Almost surely, 2^44540004450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44540004450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55519134048).

44540004450 is an abundant number, since it is smaller than the sum of its proper divisors (66498263646).

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

44540004450 is a wasteful number, since it uses less digits than its factorization.

44540004450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388 (or 2383 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 44540004450 its reverse (5440004544), we get a palindrome (49980008994).

The spelling of 44540004450 in words is "forty-four billion, five hundred forty million, four thousand, four hundred fifty".