2765993648 has 20 divisors (see below), whose sum is σ = 5846305128. Its totient is φ = 1257269760.

The previous prime is 2765993623. The next prime is 2765993683. The reversal of 2765993648 is 8463995672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7857761 + ... + 7858112.

Almost surely, 2^2765993648 is an apocalyptic number.

It is an amenable number.

2765993648 is an abundant number, since it is smaller than the sum of its proper divisors (3080311480).

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

2765993648 is a wasteful number, since it uses less digits than its factorization.

2765993648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15715892 (or 15715886 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 59.

The square root of 2765993648 is about 52592.7147806614. The cubic root of 2765993648 is about 1403.7304672220.

The spelling of 2765993648 in words is "two billion, seven hundred sixty-five million, nine hundred ninety-three thousand, six hundred forty-eight".