2648950538 has 32 divisors (see below), whose sum is σ = 4431369600. Its totient is φ = 1179170496.

The previous prime is 2648950537. The next prime is 2648950571. The reversal of 2648950538 is 8350598462.

It is not an unprimeable number, because it can be changed into a prime (2648950537) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1298123 + ... + 1300161.

It is an arithmetic number, because the mean of its divisors is an integer number (138480300).

Almost surely, 2^2648950538 is an apocalyptic number.

2648950538 is a deficient number, since it is larger than the sum of its proper divisors (1782419062).

2648950538 is a wasteful number, since it uses less digits than its factorization.

2648950538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The square root of 2648950538 is about 51467.9564195044. The cubic root of 2648950538 is about 1383.6448035019.

The spelling of 2648950538 in words is "two billion, six hundred forty-eight million, nine hundred fifty thousand, five hundred thirty-eight".