5649849887 has 8 divisors (see below), whose sum is σ = 6526030032. Its totient is φ = 4834096000.

The previous prime is 5649849871. The next prime is 5649849911. The reversal of 5649849887 is 7889489465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5649849887 - 2⁴ = 5649849871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649849817) 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 7 ways as a sum of consecutive naturals, for example, 15106364 + ... + 15106737.

It is an arithmetic number, because the mean of its divisors is an integer number (815753754).

Almost surely, 2^5649849887 is an apocalyptic number.

5649849887 is a deficient number, since it is larger than the sum of its proper divisors (876180145).

5649849887 is a wasteful number, since it uses less digits than its factorization.

5649849887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30213129.

The product of its digits is 139345920, while the sum is 68.

The square root of 5649849887 is about 75165.4833484093. The cubic root of 5649849887 is about 1781.0617205619.

The spelling of 5649849887 in words is "five billion, six hundred forty-nine million, eight hundred forty-nine thousand, eight hundred eighty-seven".