5640568167 has 24 divisors (see below), whose sum is σ = 8168191824. Its totient is φ = 3460713984.

The previous prime is 5640568147. The next prime is 5640568177. The reversal of 5640568167 is 7618650465.

5640568167 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5640568167 - 2⁶ = 5640568103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5640568147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154353 + ... + 187365.

It is an arithmetic number, because the mean of its divisors is an integer number (340341326).

Almost surely, 2^5640568167 is an apocalyptic number.

5640568167 is a deficient number, since it is larger than the sum of its proper divisors (2527623657).

5640568167 is a wasteful number, since it uses less digits than its factorization.

5640568167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33379 (or 33366 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The square root of 5640568167 is about 75103.7160665170. The cubic root of 5640568167 is about 1780.0858611741.

The spelling of 5640568167 in words is "five billion, six hundred forty million, five hundred sixty-eight thousand, one hundred sixty-seven".