26320320606 has 16 divisors (see below), whose sum is σ = 52643291904. Its totient is φ = 8772998424.

The previous prime is 26320320547. The next prime is 26320320661. The reversal of 26320320606 is 60602302362.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32965 + ... + 231791.

It is an arithmetic number, because the mean of its divisors is an integer number (3290205744).

Almost surely, 2^26320320606 is an apocalyptic number.

26320320606 is an abundant number, since it is smaller than the sum of its proper divisors (26322971298).

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

26320320606 is a wasteful number, since it uses less digits than its factorization.

26320320606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220895.

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 26320320606 its reverse (60602302362), we get a palindrome (86922622968).

The spelling of 26320320606 in words is "twenty-six billion, three hundred twenty million, three hundred twenty thousand, six hundred six".