44728243858 has 8 divisors (see below), whose sum is σ = 67941636480. Its totient is φ = 22081031700.

The previous prime is 44728243829. The next prime is 44728243891. The reversal of 44728243858 is 85834282744.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 44728243799 and 44728243808.

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, 141544918 + ... + 141545233.

It is an arithmetic number, because the mean of its divisors is an integer number (8492704560).

Almost surely, 2^44728243858 is an apocalyptic number.

44728243858 is a deficient number, since it is larger than the sum of its proper divisors (23213392622).

44728243858 is a wasteful number, since it uses less digits than its factorization.

44728243858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283090232.

The product of its digits is 13762560, while the sum is 55.

The spelling of 44728243858 in words is "forty-four billion, seven hundred twenty-eight million, two hundred forty-three thousand, eight hundred fifty-eight".