2766648890 has 16 divisors (see below), whose sum is σ = 5085925632. Its totient is φ = 1083113424.

The previous prime is 2766648887. The next prime is 2766648931. The reversal of 2766648890 is 988466672.

It is a happy 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, 2942774 + ... + 2943713.

It is an arithmetic number, because the mean of its divisors is an integer number (317870352).

Almost surely, 2^2766648890 is an apocalyptic number.

2766648890 is a deficient number, since it is larger than the sum of its proper divisors (2319276742).

2766648890 is a wasteful number, since it uses less digits than its factorization.

2766648890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5886541.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The square root of 2766648890 is about 52598.9438106888. The cubic root of 2766648890 is about 1403.8413026824.

The spelling of 2766648890 in words is "two billion, seven hundred sixty-six million, six hundred forty-eight thousand, eight hundred ninety".