5651660327 has 4 divisors (see below), whose sum is σ = 5747451240. Its totient is φ = 5555869416.

The previous prime is 5651660321. The next prime is 5651660381. The reversal of 5651660327 is 7230661565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5651660327 - 2¹⁰ = 5651659303 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 (5651660321) 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, 47895368 + ... + 47895485.

It is an arithmetic number, because the mean of its divisors is an integer number (1436862810).

Almost surely, 2^5651660327 is an apocalyptic number.

5651660327 is a deficient number, since it is larger than the sum of its proper divisors (95790913).

5651660327 is an equidigital number, since it uses as much as digits as its factorization.

5651660327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95790912.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 5651660327 is about 75177.5254115218. The cubic root of 5651660327 is about 1781.2519416054.

The spelling of 5651660327 in words is "five billion, six hundred fifty-one million, six hundred sixty thousand, three hundred twenty-seven".