2565162167 has 2 divisors, whose sum is σ = 2565162168. Its totient is φ = 2565162166.

The previous prime is 2565162157. The next prime is 2565162191. The reversal of 2565162167 is 7612615652.

2565162167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2565162167 - 2⁴ = 2565162151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2565162157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282581083 + 1282581084.

It is an arithmetic number, because the mean of its divisors is an integer number (1282581084).

Almost surely, 2^2565162167 is an apocalyptic number.

2565162167 is a deficient number, since it is larger than the sum of its proper divisors (1).

2565162167 is an equidigital number, since it uses as much as digits as its factorization.

2565162167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 41.

The square root of 2565162167 is about 50647.4300137727. The cubic root of 2565162167 is about 1368.8996380484.

The spelling of 2565162167 in words is "two billion, five hundred sixty-five million, one hundred sixty-two thousand, one hundred sixty-seven".