5651344678 has 16 divisors (see below), whose sum is σ = 9701362944. Its totient is φ = 2418669000.

The previous prime is 5651344661. The next prime is 5651344681. The reversal of 5651344678 is 8764431565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267448 + ... + 287803.

It is an arithmetic number, because the mean of its divisors is an integer number (606335184).

Almost surely, 2^5651344678 is an apocalyptic number.

5651344678 is a deficient number, since it is larger than the sum of its proper divisors (4050018266).

5651344678 is a wasteful number, since it uses less digits than its factorization.

5651344678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555987.

The product of its digits is 2419200, while the sum is 49.

The square root of 5651344678 is about 75175.4260247323. The cubic root of 5651344678 is about 1781.2187796182.

The spelling of 5651344678 in words is "five billion, six hundred fifty-one million, three hundred forty-four thousand, six hundred seventy-eight".