45111404442 has 64 divisors (see below), whose sum is σ = 103619053440. Its totient is φ = 12969897984.

The previous prime is 45111404431. The next prime is 45111404501. The reversal of 45111404442 is 24440411154.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 61938 + ... + 306690.

It is an arithmetic number, because the mean of its divisors is an integer number (1619047710).

Almost surely, 2^45111404442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45111404442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51809526720).

45111404442 is an abundant number, since it is smaller than the sum of its proper divisors (58507648998).

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

45111404442 is a wasteful number, since it uses less digits than its factorization.

45111404442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244927.

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 45111404442 its reverse (24440411154), we get a palindrome (69551815596).

The spelling of 45111404442 in words is "forty-five billion, one hundred eleven million, four hundred four thousand, four hundred forty-two".