2733165666 has 120 divisors (see below), whose sum is σ = 7693741440. Its totient is φ = 709877520.

The previous prime is 2733165653. The next prime is 2733165671. The reversal of 2733165666 is 6665613372.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 127255 + ... + 147173.

It is an arithmetic number, because the mean of its divisors is an integer number (64114512).

Almost surely, 2^2733165666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2733165666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3846870720).

2733165666 is an abundant number, since it is smaller than the sum of its proper divisors (4960575774).

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

2733165666 is a wasteful number, since it uses less digits than its factorization.

2733165666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19962 (or 19942 counting only the distinct ones).

The product of its digits is 816480, while the sum is 45.

The square root of 2733165666 is about 52279.6869347933. The cubic root of 2733165666 is about 1398.1549958011.

The spelling of 2733165666 in words is "two billion, seven hundred thirty-three million, one hundred sixty-five thousand, six hundred sixty-six".