74443776740 has 12 divisors (see below), whose sum is σ = 156331931196. Its totient is φ = 29777510688.

The previous prime is 74443776691. The next prime is 74443776751. The reversal of 74443776740 is 4767734447.

It can be written as a sum of positive squares in 2 ways, for example, as 15728671396 + 58715105344 = 125414^2 + 242312^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1861094399 + ... + 1861094438.

It is an arithmetic number, because the mean of its divisors is an integer number (13027660933).

Almost surely, 2^74443776740 is an apocalyptic number.

It is an amenable number.

74443776740 is an abundant number, since it is smaller than the sum of its proper divisors (81888154456).

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

74443776740 is a wasteful number, since it uses less digits than its factorization.

74443776740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3722188846 (or 3722188844 counting only the distinct ones).

The product of its (nonzero) digits is 11063808, while the sum is 53.

The spelling of 74443776740 in words is "seventy-four billion, four hundred forty-three million, seven hundred seventy-six thousand, seven hundred forty".