5449266774 has 72 divisors (see below), whose sum is σ = 13778954280. Its totient is φ = 1551880512.

The previous prime is 5449266733. The next prime is 5449266793. The reversal of 5449266774 is 4776629445.

5449266774 is a `hidden beast` number, since 544 + 9 + 26 + 6 + 7 + 74 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5449266774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 266197 + ... + 285935.

It is an arithmetic number, because the mean of its divisors is an integer number (191374365).

Almost surely, 2^5449266774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5449266774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6889477140).

5449266774 is an abundant number, since it is smaller than the sum of its proper divisors (8329687506).

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

5449266774 is a wasteful number, since it uses less digits than its factorization.

5449266774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20074 (or 20064 counting only the distinct ones).

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

The square root of 5449266774 is about 73819.1491010293. The cubic root of 5449266774 is about 1759.7299402696.

The spelling of 5449266774 in words is "five billion, four hundred forty-nine million, two hundred sixty-six thousand, seven hundred seventy-four".