26550091116 has 48 divisors (see below), whose sum is σ = 68875574880. Its totient is φ = 8844629760.

The previous prime is 26550091109. The next prime is 26550091121. The reversal of 26550091116 is 61119005562.

26550091116 is a `hidden beast` number, since 2 + 6 + 550 + 0 + 91 + 1 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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, 104776 + ... + 253136.

It is an arithmetic number, because the mean of its divisors is an integer number (1434907810).

Almost surely, 2^26550091116 is an apocalyptic number.

It is an amenable number.

26550091116 is an abundant number, since it is smaller than the sum of its proper divisors (42325483764).

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

26550091116 is a wasteful number, since it uses less digits than its factorization.

26550091116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150031 (or 150023 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

Adding to 26550091116 its reverse (61119005562), we get a palindrome (87669096678).

The spelling of 26550091116 in words is "twenty-six billion, five hundred fifty million, ninety-one thousand, one hundred sixteen".