2666737852 has 24 divisors (see below), whose sum is σ = 5001314976. Its totient is φ = 1240924608.

The previous prime is 2666737847. The next prime is 2666737897. The reversal of 2666737852 is 2587376662.

It is a super-2 number, since 2×2666737852² = 14222981542579147808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2666737852.

It is a congruent 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, 388303 + ... + 395110.

It is an arithmetic number, because the mean of its divisors is an integer number (208388124).

Almost surely, 2^2666737852 is an apocalyptic number.

It is an amenable number.

2666737852 is a deficient number, since it is larger than the sum of its proper divisors (2334577124).

2666737852 is a wasteful number, since it uses less digits than its factorization.

2666737852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783477 (or 783475 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 52.

The square root of 2666737852 is about 51640.4671938587. The cubic root of 2666737852 is about 1386.7348878798.

The spelling of 2666737852 in words is "two billion, six hundred sixty-six million, seven hundred thirty-seven thousand, eight hundred fifty-two".