2666996652 has 24 divisors (see below), whose sum is σ = 6589051056. Its totient is φ = 836704768.

The previous prime is 2666996641. The next prime is 2666996653. The reversal of 2666996652 is 2566996662.

It is a super-2 number, since 2×2666996652² = 14225742283558418208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2666996592 and 2666996601.

It is not an unprimeable number, because it can be changed into a prime (2666996653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6536553 + ... + 6536960.

It is an arithmetic number, because the mean of its divisors is an integer number (274543794).

Almost surely, 2^2666996652 is an apocalyptic number.

It is an amenable number.

2666996652 is an abundant number, since it is smaller than the sum of its proper divisors (3922054404).

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

2666996652 is a wasteful number, since it uses less digits than its factorization.

2666996652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13073537 (or 13073535 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 57.

The square root of 2666996652 is about 51642.9729198465. The cubic root of 2666996652 is about 1386.7797461049.

It can be divided in two parts, 26669 and 96652, that added together give a palindrome (123321).

The spelling of 2666996652 in words is "two billion, six hundred sixty-six million, nine hundred ninety-six thousand, six hundred fifty-two".