74040073704 has 80 divisors (see below), whose sum is σ = 208188159300. Its totient is φ = 24583938048.

The previous prime is 74040073687. The next prime is 74040073727. The reversal of 74040073704 is 40737004047.

It can be written as a sum of positive squares in 2 ways, for example, as 72521412804 + 1518660900 = 269298^2 + 38970^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 19 ways as a sum of consecutive naturals, for example, 55759 + ... + 388830.

Almost surely, 2^74040073704 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 74040073704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104094079650).

74040073704 is an abundant number, since it is smaller than the sum of its proper divisors (134148085596).

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

74040073704 is a wasteful number, since it uses less digits than its factorization.

74040073704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444864 (or 444851 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 36.

The spelling of 74040073704 in words is "seventy-four billion, forty million, seventy-three thousand, seven hundred four".