2641981729675 has 24 divisors (see below), whose sum is σ = 3291927549680. Its totient is φ = 2103348643200.

The previous prime is 2641981729649. The next prime is 2641981729727. The reversal of 2641981729675 is 5769271891462.

2641981729675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2641981729675 - 2²³ = 2641973341067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2641981729675.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66513721 + ... + 66553429.

Almost surely, 2^{2641981729675} is an apocalyptic number.

2641981729675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2641981729675 is a deficient number, since it is larger than the sum of its proper divisors (649945820005).

2641981729675 is a wasteful number, since it uses less digits than its factorization.

2641981729675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52543 (or 52538 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 67.

The spelling of 2641981729675 in words is "two trillion, six hundred forty-one billion, nine hundred eighty-one million, seven hundred twenty-nine thousand, six hundred seventy-five".