26025606066 has 8 divisors (see below), whose sum is σ = 52051212144. Its totient is φ = 8675202020.

The previous prime is 26025606043. The next prime is 26025606071. The reversal of 26025606066 is 66060652062.

It is a sphenic number, since it is the product of 3 distinct primes.

26025606066 is an admirable number.

It is a super-2 number, since 2×26025606066² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2168800500 + ... + 2168800511.

It is an arithmetic number, because the mean of its divisors is an integer number (6506401518).

Almost surely, 2^26025606066 is an apocalyptic number.

26025606066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26025606066 is a wasteful number, since it uses less digits than its factorization.

26025606066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337601016.

The product of its (nonzero) digits is 155520, while the sum is 39.

The spelling of 26025606066 in words is "twenty-six billion, twenty-five million, six hundred six thousand, sixty-six".