26051674279 has 4 divisors (see below), whose sum is σ = 26103467376. Its totient is φ = 25999881184.

The previous prime is 26051674273. The next prime is 26051674309. The reversal of 26051674279 is 97247615062.

It is a happy number.

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 26051674279 - 2¹³ = 26051666087 is a prime.

It is a super-2 number, since 2×26051674279² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26051674273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25895794 + ... + 25896799.

It is an arithmetic number, because the mean of its divisors is an integer number (6525866844).

Almost surely, 2^26051674279 is an apocalyptic number.

26051674279 is a deficient number, since it is larger than the sum of its proper divisors (51793097).

26051674279 is an equidigital number, since it uses as much as digits as its factorization.

26051674279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51793096.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 26051674279 in words is "twenty-six billion, fifty-one million, six hundred seventy-four thousand, two hundred seventy-nine".