5649721004 has 12 divisors (see below), whose sum is σ = 9887744664. Its totient is φ = 2824651104.

The previous prime is 5649721001. The next prime is 5649721069. The reversal of 5649721004 is 4001279465.

It is not an unprimeable number, because it can be changed into a prime (5649721001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19232 + ... + 108024.

It is an arithmetic number, because the mean of its divisors is an integer number (823978722).

Almost surely, 2^5649721004 is an apocalyptic number.

It is an amenable number.

5649721004 is a deficient number, since it is larger than the sum of its proper divisors (4238023660).

5649721004 is a wasteful number, since it uses less digits than its factorization.

5649721004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104704 (or 104702 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 5649721004 is about 75164.6260151675. The cubic root of 5649721004 is about 1781.0481774102.

The spelling of 5649721004 in words is "five billion, six hundred forty-nine million, seven hundred twenty-one thousand, four".