44422121042 has 16 divisors (see below), whose sum is σ = 73698239832. Its totient is φ = 19948394880.

The previous prime is 44422121039. The next prime is 44422121053. The reversal of 44422121042 is 24012122444.

It is a happy number.

44422121042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 36289869001 + 8132252041 = 190499^2 + 90179^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 23087459 + ... + 23089382.

Almost surely, 2^44422121042 is an apocalyptic number.

44422121042 is a deficient number, since it is larger than the sum of its proper divisors (29276118790).

44422121042 is a wasteful number, since it uses less digits than its factorization.

44422121042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46176893.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 44422121042 its reverse (24012122444), we get a palindrome (68434243486).

The spelling of 44422121042 in words is "forty-four billion, four hundred twenty-two million, one hundred twenty-one thousand, forty-two".