2613106780291 has 4 divisors (see below), whose sum is σ = 2986407748912. Its totient is φ = 2239805811672.

The previous prime is 2613106780283. The next prime is 2613106780327. The reversal of 2613106780291 is 1920876013162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2613106780291 - 2³ = 2613106780283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2613106780211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186650484300 + ... + 186650484313.

It is an arithmetic number, because the mean of its divisors is an integer number (746601937228).

Almost surely, 2^{2613106780291} is an apocalyptic number.

2613106780291 is a deficient number, since it is larger than the sum of its proper divisors (373300968621).

2613106780291 is an equidigital number, since it uses as much as digits as its factorization.

2613106780291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373300968620.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 2613106780291 in words is "two trillion, six hundred thirteen billion, one hundred six million, seven hundred eighty thousand, two hundred ninety-one".