2766624648 has 16 divisors (see below), whose sum is σ = 6916561680. Its totient is φ = 922208208.

The previous prime is 2766624631. The next prime is 2766624649. The reversal of 2766624648 is 8464266672.

2766624648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2766624648² = 15308423885842247808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2766624648.

It is not an unprimeable number, because it can be changed into a prime (2766624649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57637990 + ... + 57638037.

It is an arithmetic number, because the mean of its divisors is an integer number (432285105).

Almost surely, 2^2766624648 is an apocalyptic number.

It is an amenable number.

2766624648 is an abundant number, since it is smaller than the sum of its proper divisors (4149937032).

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

2766624648 is a wasteful number, since it uses less digits than its factorization.

2766624648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115276036 (or 115276032 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 51.

The square root of 2766624648 is about 52598.7133682945. The cubic root of 2766624648 is about 1403.8372024127.

The spelling of 2766624648 in words is "two billion, seven hundred sixty-six million, six hundred twenty-four thousand, six hundred forty-eight".