2641187996 has 6 divisors (see below), whose sum is σ = 4622079000. Its totient is φ = 1320593996.

The previous prime is 2641187971. The next prime is 2641188013. The reversal of 2641187996 is 6997811462.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 330148496 + ... + 330148503.

It is an arithmetic number, because the mean of its divisors is an integer number (770346500).

Almost surely, 2^2641187996 is an apocalyptic number.

It is an amenable number.

2641187996 is a deficient number, since it is larger than the sum of its proper divisors (1980891004).

2641187996 is a wasteful number, since it uses less digits than its factorization.

2641187996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660297003 (or 660297001 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 53.

The square root of 2641187996 is about 51392.4896847779. The cubic root of 2641187996 is about 1382.2919269122.

The spelling of 2641187996 in words is "two billion, six hundred forty-one million, one hundred eighty-seven thousand, nine hundred ninety-six".