5651928009 has 72 divisors (see below), whose sum is σ = 10477801152. Its totient is φ = 2981085120.

The previous prime is 5651927917. The next prime is 5651928031. The reversal of 5651928009 is 9008291565.

5651928009 is a `hidden beast` number, since 56 + 519 + 2 + 80 + 0 + 9 = 666.

It is not a de Polignac number, because 5651928009 - 2⁷ = 5651927881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5651928209) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 277639 + ... + 297299.

It is an arithmetic number, because the mean of its divisors is an integer number (145525016).

Almost surely, 2^5651928009 is an apocalyptic number.

It is an amenable number.

5651928009 is a deficient number, since it is larger than the sum of its proper divisors (4825873143).

5651928009 is a wasteful number, since it uses less digits than its factorization.

5651928009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19709 (or 19684 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The square root of 5651928009 is about 75179.3057230512. The cubic root of 5651928009 is about 1781.2800632267.

The spelling of 5651928009 in words is "five billion, six hundred fifty-one million, nine hundred twenty-eight thousand, nine".