2659660272 has 70 divisors (see below), whose sum is σ = 7726137192. Its totient is φ = 886549536.

The previous prime is 2659660271. The next prime is 2659660291. The reversal of 2659660272 is 2720669562.

2659660272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2659660272² = 14147585524910227968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659660271) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 102348 + ... + 125675.

Almost surely, 2^2659660272 is an apocalyptic number.

It is an amenable number.

2659660272 is an abundant number, since it is smaller than the sum of its proper divisors (5066476920).

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

2659660272 is an equidigital number, since it uses as much as digits as its factorization.

2659660272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228049 (or 228028 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 2659660272 is about 51571.8942060499. The cubic root of 2659660272 is about 1385.5069928122.

It can be divided in two parts, 26596 and 60272, that added together give a palindrome (86868).

The spelling of 2659660272 in words is "two billion, six hundred fifty-nine million, six hundred sixty thousand, two hundred seventy-two".