2652680066 has 16 divisors (see below), whose sum is σ = 4025813400. Its totient is φ = 1310757888.

The previous prime is 2652680039. The next prime is 2652680087. The reversal of 2652680066 is 6600862562.

2652680066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 945255025 + 1707425041 = 30745^2 + 41321^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673190 + ... + 677118.

Almost surely, 2^2652680066 is an apocalyptic number.

2652680066 is a deficient number, since it is larger than the sum of its proper divisors (1373133334).

2652680066 is a wasteful number, since it uses less digits than its factorization.

2652680066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7813.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 2652680066 is about 51504.1752288103. The cubic root of 2652680066 is about 1384.2938557789.

The spelling of 2652680066 in words is "two billion, six hundred fifty-two million, six hundred eighty thousand, sixty-six".