43448225138 has 8 divisors (see below), whose sum is σ = 65182233600. Its totient is φ = 21720813940.

The previous prime is 43448225113. The next prime is 43448225179. The reversal of 43448225138 is 83152284434.

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

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, 1632818 + ... + 1659213.

It is an arithmetic number, because the mean of its divisors is an integer number (8147779200).

Almost surely, 2^43448225138 is an apocalyptic number.

43448225138 is a deficient number, since it is larger than the sum of its proper divisors (21734008462).

43448225138 is a wasteful number, since it uses less digits than its factorization.

43448225138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298632.

The product of its digits is 737280, while the sum is 44.

The spelling of 43448225138 in words is "forty-three billion, four hundred forty-eight million, two hundred twenty-five thousand, one hundred thirty-eight".