45042213344 has 48 divisors (see below), whose sum is σ = 91651908096. Its totient is φ = 21767356800.

The previous prime is 45042213331. The next prime is 45042213353. The reversal of 45042213344 is 44331224054.

45042213344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 45042213344.

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, 776519 + ... + 832505.

It is an arithmetic number, because the mean of its divisors is an integer number (1909414752).

Almost surely, 2^45042213344 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 45042213344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45825954048).

45042213344 is an abundant number, since it is smaller than the sum of its proper divisors (46609694752).

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

45042213344 is a wasteful number, since it uses less digits than its factorization.

45042213344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56839 (or 56831 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 45042213344 its reverse (44331224054), we get a palindrome (89373437398).

The spelling of 45042213344 in words is "forty-five billion, forty-two million, two hundred thirteen thousand, three hundred forty-four".