26566204118 has 32 divisors (see below), whose sum is σ = 41106985920. Its totient is φ = 12868669440.

The previous prime is 26566204117. The next prime is 26566204139. The reversal of 26566204118 is 81140266562.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26566204117) 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, 11504348 + ... + 11506656.

It is an arithmetic number, because the mean of its divisors is an integer number (1284593310).

Almost surely, 2^26566204118 is an apocalyptic number.

26566204118 is a deficient number, since it is larger than the sum of its proper divisors (14540781802).

26566204118 is a wasteful number, since it uses less digits than its factorization.

26566204118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 26566204118 in words is "twenty-six billion, five hundred sixty-six million, two hundred four thousand, one hundred eighteen".