2565162192 has 20 divisors (see below), whose sum is σ = 6626669120. Its totient is φ = 855054048.

The previous prime is 2565162191. The next prime is 2565162209. The reversal of 2565162192 is 2912615652.

It is a self number, because there is not a number n which added to its sum of digits gives 2565162192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565162191) 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 3 ways as a sum of consecutive naturals, for example, 26720392 + ... + 26720487.

It is an arithmetic number, because the mean of its divisors is an integer number (331333456).

Almost surely, 2^2565162192 is an apocalyptic number.

It is an amenable number.

2565162192 is an abundant number, since it is smaller than the sum of its proper divisors (4061506928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2565162192 is a wasteful number, since it uses less digits than its factorization.

2565162192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53440890 (or 53440884 counting only the distinct ones).

The product of its digits is 64800, while the sum is 39.

The square root of 2565162192 is about 50647.4302605769. The cubic root of 2565162192 is about 1368.8996424955.

The spelling of 2565162192 in words is "two billion, five hundred sixty-five million, one hundred sixty-two thousand, one hundred ninety-two".