26609113100 has 36 divisors (see below), whose sum is σ = 58281441624. Its totient is φ = 10544167680.

The previous prime is 26609113051. The next prime is 26609113117. The reversal of 26609113100 is 131190662.

It is a super-2 number, since 2×26609113100² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1232717 + ... + 1254116.

It is an arithmetic number, because the mean of its divisors is an integer number (1618928934).

Almost surely, 2^26609113100 is an apocalyptic number.

26609113100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26609113100 is an abundant number, since it is smaller than the sum of its proper divisors (31672328524).

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

26609113100 is a wasteful number, since it uses less digits than its factorization.

26609113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486954 (or 2486947 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

Adding to 26609113100 its sum of digits (29), we get a square (26609113129 = 163123²).

The spelling of 26609113100 in words is "twenty-six billion, six hundred nine million, one hundred thirteen thousand, one hundred".