26420966466 has 16 divisors (see below), whose sum is σ = 55950282144. Its totient is φ = 8288930624.

The previous prime is 26420966437. The next prime is 26420966501. The reversal of 26420966466 is 66466902462.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 129514440 + ... + 129514643.

It is an arithmetic number, because the mean of its divisors is an integer number (3496892634).

Almost surely, 2^26420966466 is an apocalyptic number.

26420966466 is an abundant number, since it is smaller than the sum of its proper divisors (29529315678).

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

26420966466 is a wasteful number, since it uses less digits than its factorization.

26420966466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259029105.

The product of its (nonzero) digits is 4478976, while the sum is 51.

The spelling of 26420966466 in words is "twenty-six billion, four hundred twenty million, nine hundred sixty-six thousand, four hundred sixty-six".