44142220099 has 4 divisors (see below), whose sum is σ = 44325383080. Its totient is φ = 43959057120.

The previous prime is 44142220097. The next prime is 44142220121. The reversal of 44142220099 is 99002224144.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44142220099 - 2¹ = 44142220097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44142220093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91581129 + ... + 91581610.

It is an arithmetic number, because the mean of its divisors is an integer number (11081345770).

Almost surely, 2^44142220099 is an apocalyptic number.

44142220099 is a deficient number, since it is larger than the sum of its proper divisors (183162981).

44142220099 is a wasteful number, since it uses less digits than its factorization.

44142220099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183162980.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 44142220099 in words is "forty-four billion, one hundred forty-two million, two hundred twenty thousand, ninety-nine".