2666833356 has 48 divisors (see below), whose sum is σ = 6953885568. Its totient is φ = 788419200.

The previous prime is 2666833327. The next prime is 2666833357. The reversal of 2666833356 is 6533386662.

It is a super-2 number, since 2×2666833356² = 14224000297348445472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2666833357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240970 + ... + 251793.

It is an arithmetic number, because the mean of its divisors is an integer number (144872616).

Almost surely, 2^2666833356 is an apocalyptic number.

It is an amenable number.

2666833356 is an abundant number, since it is smaller than the sum of its proper divisors (4287052212).

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

2666833356 is a wasteful number, since it uses less digits than its factorization.

2666833356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492822 (or 492820 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 48.

The square root of 2666833356 is about 51641.3918867414. The cubic root of 2666833356 is about 1386.7514420814.

The spelling of 2666833356 in words is "two billion, six hundred sixty-six million, eight hundred thirty-three thousand, three hundred fifty-six".