26118515606 has 32 divisors (see below), whose sum is σ = 41026148352. Its totient is φ = 12457823040.

The previous prime is 26118515567. The next prime is 26118515609. The reversal of 26118515606 is 60651581162.

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 (26118515609) 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, 5111705 + ... + 5116811.

It is an arithmetic number, because the mean of its divisors is an integer number (1282067136).

Almost surely, 2^26118515606 is an apocalyptic number.

26118515606 is a deficient number, since it is larger than the sum of its proper divisors (14907632746).

26118515606 is a wasteful number, since it uses less digits than its factorization.

26118515606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6524.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 26118515606 in words is "twenty-six billion, one hundred eighteen million, five hundred fifteen thousand, six hundred six".