44123432145 has 16 divisors (see below), whose sum is σ = 76028068032. Its totient is φ = 21722304960.

The previous prime is 44123432137. The next prime is 44123432167. The reversal of 44123432145 is 54123432144.

It is not a de Polignac number, because 44123432145 - 2³ = 44123432137 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 113136811 + ... + 113137200.

It is an arithmetic number, because the mean of its divisors is an integer number (4751754252).

Almost surely, 2^44123432145 is an apocalyptic number.

It is an amenable number.

44123432145 is a deficient number, since it is larger than the sum of its proper divisors (31904635887).

44123432145 is a wasteful number, since it uses less digits than its factorization.

44123432145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226274032.

The product of its digits is 46080, while the sum is 33.

Adding to 44123432145 its reverse (54123432144), we get a palindrome (98246864289).

Subtracting 44123432145 from its reverse (54123432144), we obtain a palindrome (9999999999).

The spelling of 44123432145 in words is "forty-four billion, one hundred twenty-three million, four hundred thirty-two thousand, one hundred forty-five".