26336740655 has 16 divisors (see below), whose sum is σ = 33895156320. Its totient is φ = 19583860608.

The previous prime is 26336740643. The next prime is 26336740657. The reversal of 26336740655 is 55604763362.

It is a cyclic number.

It is not a de Polignac number, because 26336740655 - 2⁸ = 26336740399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26336740657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2610332 + ... + 2620401.

It is an arithmetic number, because the mean of its divisors is an integer number (2118447270).

Almost surely, 2^26336740655 is an apocalyptic number.

26336740655 is a deficient number, since it is larger than the sum of its proper divisors (7558415665).

26336740655 is a wasteful number, since it uses less digits than its factorization.

26336740655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5230810.

The product of its (nonzero) digits is 2721600, while the sum is 47.

The spelling of 26336740655 in words is "twenty-six billion, three hundred thirty-six million, seven hundred forty thousand, six hundred fifty-five".