26552038145 has 4 divisors (see below), whose sum is σ = 31862445780. Its totient is φ = 21241630512.

The previous prime is 26552038141. The next prime is 26552038147. The reversal of 26552038145 is 54183025562.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54183025562 = 2 ⋅27091512781.

It can be written as a sum of positive squares in 2 ways, for example, as 15729173056 + 10822865089 = 125416^2 + 104033^2 .

It is a cyclic number.

It is not a de Polignac number, because 26552038145 - 2² = 26552038141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26552038141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2655203810 + ... + 2655203819.

It is an arithmetic number, because the mean of its divisors is an integer number (7965611445).

Almost surely, 2^26552038145 is an apocalyptic number.

It is an amenable number.

26552038145 is a deficient number, since it is larger than the sum of its proper divisors (5310407635).

26552038145 is an equidigital number, since it uses as much as digits as its factorization.

26552038145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5310407634.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 26552038145 in words is "twenty-six billion, five hundred fifty-two million, thirty-eight thousand, one hundred forty-five".