2666613652 has 12 divisors (see below), whose sum is σ = 4869468576. Its totient is φ = 1275336920.

The previous prime is 2666613623. The next prime is 2666613673. The reversal of 2666613652 is 2563166662.

It is a super-2 number, since 2×2666613652² = 14221656738065554208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2666613599 and 2666613608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14492374 + ... + 14492557.

It is an arithmetic number, because the mean of its divisors is an integer number (405789048).

Almost surely, 2^2666613652 is an apocalyptic number.

It is an amenable number.

2666613652 is a deficient number, since it is larger than the sum of its proper divisors (2202854924).

2666613652 is a wasteful number, since it uses less digits than its factorization.

2666613652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28984958 (or 28984956 counting only the distinct ones).

The product of its digits is 466560, while the sum is 43.

The square root of 2666613652 is about 51639.2646345782. The cubic root of 2666613652 is about 1386.7133590612.

The spelling of 2666613652 in words is "two billion, six hundred sixty-six million, six hundred thirteen thousand, six hundred fifty-two".