2766661152 has 48 divisors (see below), whose sum is σ = 7265321280. Its totient is φ = 921860352.

The previous prime is 2766661147. The next prime is 2766661207. The reversal of 2766661152 is 2511666672.

It is a tau number, because it is divible by the number of its divisors (48).

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, 374874 + ... + 382182.

It is an arithmetic number, because the mean of its divisors is an integer number (151360860).

Almost surely, 2^2766661152 is an apocalyptic number.

It is an amenable number.

2766661152 is an abundant number, since it is smaller than the sum of its proper divisors (4498660128).

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

2766661152 is a wasteful number, since it uses less digits than its factorization.

2766661152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11265 (or 11257 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 2766661152 is about 52599.0603718355. The cubic root of 2766661152 is about 1403.8433766568.

The spelling of 2766661152 in words is "two billion, seven hundred sixty-six million, six hundred sixty-one thousand, one hundred fifty-two".