5168640401 has 8 divisors (see below), whose sum is σ = 5284785600. Its totient is φ = 5053185072.

The previous prime is 5168640397. The next prime is 5168640409. The reversal of 5168640401 is 1040468615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5168640401 - 2² = 5168640397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5168640409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157301 + ... + 187298.

It is an arithmetic number, because the mean of its divisors is an integer number (660598200).

Almost surely, 2^5168640401 is an apocalyptic number.

It is an amenable number.

5168640401 is a deficient number, since it is larger than the sum of its proper divisors (116145199).

5168640401 is a wasteful number, since it uses less digits than its factorization.

5168640401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344935.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 5168640401 is about 71893.2569925720. The cubic root of 5168640401 is about 1728.9885052439.

The spelling of 5168640401 in words is "five billion, one hundred sixty-eight million, six hundred forty thousand, four hundred one".