26272279538 has 6 divisors (see below), whose sum is σ = 39408763149. Its totient is φ = 13136025156.

The previous prime is 26272279489. The next prime is 26272279547. The reversal of 26272279538 is 83597227262.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25666282849 + 605996689 = 160207^2 + 24617^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=114613.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26272279538.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 171920 + ... + 286532.

Almost surely, 2^26272279538 is an apocalyptic number.

26272279538 is a deficient number, since it is larger than the sum of its proper divisors (13136483611).

26272279538 is an frugal number, since it uses more digits than its factorization.

26272279538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229228 (or 114615 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 53.

The spelling of 26272279538 in words is "twenty-six billion, two hundred seventy-two million, two hundred seventy-nine thousand, five hundred thirty-eight".