74044073836784 has 80 divisors (see below), whose sum is σ = 148788264441600. Its totient is φ = 35658792960000.

The previous prime is 74044073836727. The next prime is 74044073836807. The reversal of 74044073836784 is 48763837044047.

It is a self number, because there is not a number n which added to its sum of digits gives 74044073836784.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88889744 + ... + 89718864.

It is an arithmetic number, because the mean of its divisors is an integer number (1859853305520).

Almost surely, 2^{74044073836784} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74044073836784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74394132220800).

74044073836784 is an abundant number, since it is smaller than the sum of its proper divisors (74744190604816).

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

74044073836784 is a wasteful number, since it uses less digits than its factorization.

74044073836784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830010 (or 830004 counting only the distinct ones).

The product of its (nonzero) digits is 303464448, while the sum is 65.

The spelling of 74044073836784 in words is "seventy-four trillion, forty-four billion, seventy-three million, eight hundred thirty-six thousand, seven hundred eighty-four".