26375053165 has 4 divisors (see below), whose sum is σ = 31650063804. Its totient is φ = 21100042528.

The previous prime is 26375053153. The next prime is 26375053171. The reversal of 26375053165 is 56135057362.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4736054761 + 21638998404 = 68819^2 + 147102^2 .

It is a cyclic number.

It is not a de Polignac number, because 26375053165 - 2²¹ = 26372956013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2637505312 + ... + 2637505321.

It is an arithmetic number, because the mean of its divisors is an integer number (7912515951).

Almost surely, 2^26375053165 is an apocalyptic number.

It is an amenable number.

26375053165 is a deficient number, since it is larger than the sum of its proper divisors (5275010639).

26375053165 is an equidigital number, since it uses as much as digits as its factorization.

26375053165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275010638.

The product of its (nonzero) digits is 567000, while the sum is 43.

The spelling of 26375053165 in words is "twenty-six billion, three hundred seventy-five million, fifty-three thousand, one hundred sixty-five".