2641735849109 has 16 divisors (see below), whose sum is σ = 3050746272000. Its totient is φ = 2240637894144.

The previous prime is 2641735849099. The next prime is 2641735849153. The reversal of 2641735849109 is 9019485371462.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2641735849109 - 2²⁸ = 2641467413653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641735849199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3917192 + ... + 4541790.

It is an arithmetic number, because the mean of its divisors is an integer number (190671642000).

It is a 1-persistent number, because it is pandigital, but 2⋅2641735849109 = 5283471698218 is not.

Almost surely, 2^{2641735849109} is an apocalyptic number.

It is an amenable number.

2641735849109 is a deficient number, since it is larger than the sum of its proper divisors (409010422891).

2641735849109 is an equidigital number, since it uses as much as digits as its factorization.

2641735849109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630932.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 2641735849109 in words is "two trillion, six hundred forty-one billion, seven hundred thirty-five million, eight hundred forty-nine thousand, one hundred nine".