44222156290 has 32 divisors (see below), whose sum is σ = 90234688320. Its totient is φ = 15468801984.

The previous prime is 44222156213. The next prime is 44222156291. The reversal of 44222156290 is 9265122244.

It is not an unprimeable number, because it can be changed into a prime (44222156291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8949384 + ... + 8954323.

It is an arithmetic number, because the mean of its divisors is an integer number (2819834010).

Almost surely, 2^44222156290 is an apocalyptic number.

44222156290 is an abundant number, since it is smaller than the sum of its proper divisors (46012532030).

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

44222156290 is a wasteful number, since it uses less digits than its factorization.

44222156290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17903746.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 44222156290 in words is "forty-four billion, two hundred twenty-two million, one hundred fifty-six thousand, two hundred ninety".