74225678844 has 48 divisors (see below), whose sum is σ = 190235162880. Its totient is φ = 22420569600.

The previous prime is 74225678819. The next prime is 74225678903. The reversal of 74225678844 is 44887652247.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7071957 + ... + 7082444.

It is an arithmetic number, because the mean of its divisors is an integer number (3963232560).

Almost surely, 2^74225678844 is an apocalyptic number.

It is an amenable number.

74225678844 is an abundant number, since it is smaller than the sum of its proper divisors (116009484036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74225678844 is a wasteful number, since it uses less digits than its factorization.

74225678844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14154450 (or 14154448 counting only the distinct ones).

The product of its digits is 24084480, while the sum is 57.

The spelling of 74225678844 in words is "seventy-four billion, two hundred twenty-five million, six hundred seventy-eight thousand, eight hundred forty-four".