5651816875 has 10 divisors (see below), whose sum is σ = 7062511148. Its totient is φ = 4521453000.

The previous prime is 5651816861. The next prime is 5651816903. The reversal of 5651816875 is 5786181565.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5651816875 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 4520829 + ... + 4522078.

Almost surely, 2^5651816875 is an apocalyptic number.

5651816875 is a deficient number, since it is larger than the sum of its proper divisors (1410694273).

5651816875 is an frugal number, since it uses more digits than its factorization.

5651816875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9042927 (or 9042912 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 52.

The square root of 5651816875 is about 75178.5665931454. The cubic root of 5651816875 is about 1781.2683880322.

The spelling of 5651816875 in words is "five billion, six hundred fifty-one million, eight hundred sixteen thousand, eight hundred seventy-five".