2135259410791 has 4 divisors (see below), whose sum is σ = 2299510134712. Its totient is φ = 1971008686872.

The previous prime is 2135259410777. The next prime is 2135259410827. The reversal of 2135259410791 is 1970149525312.

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 2135259410791 - 2³³ = 2126669476199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2135259410701) 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, 82125361941 + ... + 82125361966.

It is an arithmetic number, because the mean of its divisors is an integer number (574877533678).

Almost surely, 2^{2135259410791} is an apocalyptic number.

2135259410791 is a deficient number, since it is larger than the sum of its proper divisors (164250723921).

2135259410791 is a wasteful number, since it uses less digits than its factorization.

2135259410791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164250723920.

The product of its (nonzero) digits is 680400, while the sum is 49.

The spelling of 2135259410791 in words is "two trillion, one hundred thirty-five billion, two hundred fifty-nine million, four hundred ten thousand, seven hundred ninety-one".