26538700055 has 16 divisors (see below), whose sum is σ = 36399836160. Its totient is φ = 18196013472.

The previous prime is 26538700037. The next prime is 26538700057. The reversal of 26538700055 is 55000783562.

It is not a de Polignac number, because 26538700055 - 2²⁸ = 26270264599 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26538699985 and 26538700021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26538700057) 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 15 ways as a sum of consecutive naturals, for example, 340562 + ... + 411168.

It is an arithmetic number, because the mean of its divisors is an integer number (2274989760).

Almost surely, 2^26538700055 is an apocalyptic number.

26538700055 is a deficient number, since it is larger than the sum of its proper divisors (9861136105).

26538700055 is a wasteful number, since it uses less digits than its factorization.

26538700055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81358.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 26538700055 in words is "twenty-six billion, five hundred thirty-eight million, seven hundred thousand, fifty-five".