22444448398 has 8 divisors (see below), whose sum is σ = 33993533808. Its totient is φ = 11113270464.

The previous prime is 22444448371. The next prime is 22444448401. The reversal of 22444448398 is 89384444422.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54476611 + ... + 54477022.

It is an arithmetic number, because the mean of its divisors is an integer number (4249191726).

Almost surely, 2^22444448398 is an apocalyptic number.

22444448398 is a deficient number, since it is larger than the sum of its proper divisors (11549085410).

22444448398 is a wasteful number, since it uses less digits than its factorization.

22444448398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108953738.

The product of its digits is 7077888, while the sum is 52.

The spelling of 22444448398 in words is "twenty-two billion, four hundred forty-four million, four hundred forty-eight thousand, three hundred ninety-eight".