74314576449 has 27 divisors (see below), whose sum is σ = 108669367209. Its totient is φ = 48938408640.

The previous prime is 74314576423. The next prime is 74314576477. The reversal of 74314576449 is 94467541347.

The square root of 74314576449 is 272607.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4523504049 + 69791072400 = 67257^2 + 264180^2 .

It is not a de Polignac number, because 74314576449 - 2¹⁷ = 74314445377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74314576395 and 74314576404.

It is not an unprimeable number, because it can be changed into a prime (74314576249) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 72785559 + ... + 72786579.

Almost surely, 2^74314576449 is an apocalyptic number.

74314576449 is the 272607-th square number.

74314576449 is the 136304-th centered octagonal number.

It is an amenable number.

74314576449 is a deficient number, since it is larger than the sum of its proper divisors (34354790760).

74314576449 is an frugal number, since it uses more digits than its factorization.

74314576449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226 (or 1113 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The spelling of 74314576449 in words is "seventy-four billion, three hundred fourteen million, five hundred seventy-six thousand, four hundred forty-nine".