26842609471 has 4 divisors (see below), whose sum is σ = 28009679472. Its totient is φ = 25675539472.

The previous prime is 26842609421. The next prime is 26842609481. The reversal of 26842609471 is 17490624862.

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 26842609471 - 2⁹ = 26842608959 is a prime.

It is a super-3 number, since 3×26842609471³ (a number of 32 digits) contains 333 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 (26842609411) 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, 583534966 + ... + 583535011.

It is an arithmetic number, because the mean of its divisors is an integer number (7002419868).

Almost surely, 2^26842609471 is an apocalyptic number.

26842609471 is a deficient number, since it is larger than the sum of its proper divisors (1167070001).

26842609471 is a wasteful number, since it uses less digits than its factorization.

26842609471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167070000.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 26842609471 in words is "twenty-six billion, eight hundred forty-two million, six hundred nine thousand, four hundred seventy-one".