26345664606 has 32 divisors (see below), whose sum is σ = 53164339200. Its totient is φ = 8703205056.

The previous prime is 26345664599. The next prime is 26345664637. The reversal of 26345664606 is 60646654362.

It is a super-2 number, since 2×26345664606² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695545 + ... + 732443.

It is an arithmetic number, because the mean of its divisors is an integer number (1661385600).

Almost surely, 2^26345664606 is an apocalyptic number.

26345664606 is an abundant number, since it is smaller than the sum of its proper divisors (26818674594).

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

26345664606 is a wasteful number, since it uses less digits than its factorization.

26345664606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37968.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 26345664606 in words is "twenty-six billion, three hundred forty-five million, six hundred sixty-four thousand, six hundred six".