45221352344 has 96 divisors (see below), whose sum is σ = 105037310880. Its totient is φ = 17864022528.

The previous prime is 45221352343. The next prime is 45221352349. The reversal of 45221352344 is 44325312254.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45221352343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 717764 + ... + 778220.

It is an arithmetic number, because the mean of its divisors is an integer number (1094138655).

Almost surely, 2^45221352344 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 45221352344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52518655440).

45221352344 is an abundant number, since it is smaller than the sum of its proper divisors (59815958536).

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

45221352344 is a wasteful number, since it uses less digits than its factorization.

45221352344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60545 (or 60522 counting only the distinct ones).

The product of its digits is 115200, while the sum is 35.

Adding to 45221352344 its reverse (44325312254), we get a palindrome (89546664598).

The spelling of 45221352344 in words is "forty-five billion, two hundred twenty-one million, three hundred fifty-two thousand, three hundred forty-four".