74432371266 has 96 divisors (see below), whose sum is σ = 177983822016. Its totient is φ = 22293072000.

The previous prime is 74432371229. The next prime is 74432371337. The reversal of 74432371266 is 66217323447.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9762936 + ... + 9770556.

It is an arithmetic number, because the mean of its divisors is an integer number (1853998146).

Almost surely, 2^74432371266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74432371266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88991911008).

74432371266 is an abundant number, since it is smaller than the sum of its proper divisors (103551450750).

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

74432371266 is a wasteful number, since it uses less digits than its factorization.

74432371266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8208 (or 8205 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 45.

The spelling of 74432371266 in words is "seventy-four billion, four hundred thirty-two million, three hundred seventy-one thousand, two hundred sixty-six".