5697144549 has 12 divisors (see below), whose sum is σ = 8309105376. Its totient is φ = 3761221032.

The previous prime is 5697144521. The next prime is 5697144559. The reversal of 5697144549 is 9454417965.

5697144549 is a `hidden beast` number, since 5 + 6 + 97 + 1 + 4 + 4 + 549 = 666.

It is not a de Polignac number, because 5697144549 - 2⁷ = 5697144421 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5697144495 and 5697144504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5697144559) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3071967 + ... + 3073820.

It is an arithmetic number, because the mean of its divisors is an integer number (692425448).

Almost surely, 2^5697144549 is an apocalyptic number.

It is an amenable number.

5697144549 is a deficient number, since it is larger than the sum of its proper divisors (2611960827).

5697144549 is a wasteful number, since it uses less digits than its factorization.

5697144549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6145896 (or 6145893 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 54.

The square root of 5697144549 is about 75479.4312975396. The cubic root of 5697144549 is about 1786.0176491256.

The spelling of 5697144549 in words is "five billion, six hundred ninety-seven million, one hundred forty-four thousand, five hundred forty-nine".