44198213937 has 8 divisors (see below), whose sum is σ = 59028039936. Its totient is φ = 29416931952.

The previous prime is 44198213933. The next prime is 44198213959. The reversal of 44198213937 is 73931289144.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44198213937 - 2² = 44198213933 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 44198213937.

It is not an unprimeable number, because it can be changed into a prime (44198213933) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12133878 + ... + 12137519.

It is an arithmetic number, because the mean of its divisors is an integer number (7378504992).

Almost surely, 2^44198213937 is an apocalyptic number.

It is an amenable number.

44198213937 is a deficient number, since it is larger than the sum of its proper divisors (14829825999).

44198213937 is a wasteful number, since it uses less digits than its factorization.

44198213937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24272007.

The product of its digits is 1306368, while the sum is 51.

The spelling of 44198213937 in words is "forty-four billion, one hundred ninety-eight million, two hundred thirteen thousand, nine hundred thirty-seven".