2160539264 has 48 divisors (see below), whose sum is σ = 4660806870. Its totient is φ = 997161984.

The previous prime is 2160539263. The next prime is 2160539273. The reversal of 2160539264 is 4629350612.

It can be written as a sum of positive squares in 3 ways, for example, as 1383244864 + 777294400 = 37192^2 + 27880^2 .

It is a super-2 number, since 2×2160539264² = 9335859822571323392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2160539263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28307 + ... + 71570.

Almost surely, 2^2160539264 is an apocalyptic number.

It is an amenable number.

2160539264 is an abundant number, since it is smaller than the sum of its proper divisors (2500267606).

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

2160539264 is an equidigital number, since it uses as much as digits as its factorization.

2160539264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99917 (or 99892 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 2160539264 is about 46481.6013493511. The cubic root of 2160539264 is about 1292.7683799818.

Adding to 2160539264 its reverse (4629350612), we get a palindrome (6789889876).

The spelling of 2160539264 in words is "two billion, one hundred sixty million, five hundred thirty-nine thousand, two hundred sixty-four".