44878744123 has 4 divisors (see below), whose sum is σ = 45221330088. Its totient is φ = 44536158160.

The previous prime is 44878744093. The next prime is 44878744171. The reversal of 44878744123 is 32144787844.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44878744123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44878744223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171292786 + ... + 171293047.

It is an arithmetic number, because the mean of its divisors is an integer number (11305332522).

Almost surely, 2^44878744123 is an apocalyptic number.

44878744123 is a deficient number, since it is larger than the sum of its proper divisors (342585965).

44878744123 is a wasteful number, since it uses less digits than its factorization.

44878744123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342585964.

The product of its digits is 4816896, while the sum is 52.

The spelling of 44878744123 in words is "forty-four billion, eight hundred seventy-eight million, seven hundred forty-four thousand, one hundred twenty-three".