74281228089 has 8 divisors (see below), whose sum is σ = 99072437280. Its totient is φ = 49505418816.

The previous prime is 74281228079. The next prime is 74281228117. The reversal of 74281228089 is 98082218247.

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

It is not a de Polignac number, because 74281228089 - 2¹⁹ = 74280703801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74281228069) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3838719 + ... + 3858020.

It is an arithmetic number, because the mean of its divisors is an integer number (12384054660).

Almost surely, 2^74281228089 is an apocalyptic number.

It is an amenable number.

74281228089 is a deficient number, since it is larger than the sum of its proper divisors (24791209191).

74281228089 is a wasteful number, since it uses less digits than its factorization.

74281228089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7699959.

The product of its (nonzero) digits is 1032192, while the sum is 51.

The spelling of 74281228089 in words is "seventy-four billion, two hundred eighty-one million, two hundred twenty-eight thousand, eighty-nine".