2648438276 has 24 divisors (see below), whose sum is σ = 5060729856. Its totient is φ = 1202735520.

The previous prime is 2648438263. The next prime is 2648438333. The reversal of 2648438276 is 6728348462.

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, 22205 + ... + 76091.

It is an arithmetic number, because the mean of its divisors is an integer number (210863744).

Almost surely, 2^2648438276 is an apocalyptic number.

It is an amenable number.

2648438276 is a deficient number, since it is larger than the sum of its proper divisors (2412291580).

2648438276 is a wasteful number, since it uses less digits than its factorization.

2648438276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55019 (or 55017 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 50.

The square root of 2648438276 is about 51462.9796649980. The cubic root of 2648438276 is about 1383.5556066246. Note that the first 3 decimals are identical.

The spelling of 2648438276 in words is "two billion, six hundred forty-eight million, four hundred thirty-eight thousand, two hundred seventy-six".