26273078055 has 64 divisors (see below), whose sum is σ = 53431418880. Its totient is φ = 11999031552.

The previous prime is 26273078033. The next prime is 26273078059. The reversal of 26273078055 is 55087037262.

26273078055 is a `hidden beast` number, since 262 + 7 + 307 + 80 + 5 + 5 = 666.

It is not a de Polignac number, because 26273078055 - 2⁵ = 26273078023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 26273078055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26273078059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1014427 + ... + 1040003.

It is an arithmetic number, because the mean of its divisors is an integer number (834865920).

Almost surely, 2^26273078055 is an apocalyptic number.

26273078055 is an abundant number, since it is smaller than the sum of its proper divisors (27158340825).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26273078055 is a wasteful number, since it uses less digits than its factorization.

26273078055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26685 (or 26679 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

It can be divided in two parts, 2627307 and 8055, that added together give a palindrome (2635362).

The spelling of 26273078055 in words is "twenty-six billion, two hundred seventy-three million, seventy-eight thousand, fifty-five".