2648884668 has 24 divisors (see below), whose sum is σ = 6297349968. Its totient is φ = 866301696.

The previous prime is 2648884657. The next prime is 2648884673. The reversal of 2648884668 is 8664888462.

It is a congruent 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, 2081821 + ... + 2083092.

It is an arithmetic number, because the mean of its divisors is an integer number (262389582).

Almost surely, 2^2648884668 is an apocalyptic number.

It is an amenable number.

2648884668 is an abundant number, since it is smaller than the sum of its proper divisors (3648465300).

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

2648884668 is a wasteful number, since it uses less digits than its factorization.

2648884668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4164973 (or 4164971 counting only the distinct ones).

The product of its digits is 28311552, while the sum is 60.

The square root of 2648884668 is about 51467.3165028059. The cubic root of 2648884668 is about 1383.6333346280.

It can be divided in two parts, 26488 and 84668, that added together give a triangular number (111156 = T₄₇₁).

The spelling of 2648884668 in words is "two billion, six hundred forty-eight million, eight hundred eighty-four thousand, six hundred sixty-eight".