2168269264 has 80 divisors (see below), whose sum is σ = 4987180800. Its totient is φ = 893832192.

The previous prime is 2168269253. The next prime is 2168269277. The reversal of 2168269264 is 4629628612.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 365877 + ... + 371755.

It is an arithmetic number, because the mean of its divisors is an integer number (62339760).

Almost surely, 2^2168269264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2168269264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2493590400).

2168269264 is an abundant number, since it is smaller than the sum of its proper divisors (2818911536).

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

2168269264 is a wasteful number, since it uses less digits than its factorization.

2168269264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6020 (or 6014 counting only the distinct ones).

The product of its digits is 497664, while the sum is 46.

The square root of 2168269264 is about 46564.6782873027. The cubic root of 2168269264 is about 1294.3083050012.

The spelling of 2168269264 in words is "two billion, one hundred sixty-eight million, two hundred sixty-nine thousand, two hundred sixty-four".