26211290519 has 4 divisors (see below), whose sum is σ = 26227402344. Its totient is φ = 26195178696.

The previous prime is 26211290513. The next prime is 26211290549. The reversal of 26211290519 is 91509211262.

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 26211290519 - 2²⁰ = 26210241943 is a prime.

It is a super-2 number, since 2×26211290519² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26211290513) 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, 8053472 + ... + 8056725.

It is an arithmetic number, because the mean of its divisors is an integer number (6556850586).

Almost surely, 2^26211290519 is an apocalyptic number.

26211290519 is a deficient number, since it is larger than the sum of its proper divisors (16111825).

26211290519 is a wasteful number, since it uses less digits than its factorization.

26211290519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16111824.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 26211290519 in words is "twenty-six billion, two hundred eleven million, two hundred ninety thousand, five hundred nineteen".