266010005133636 has 12 divisors (see below), whose sum is σ = 620690011978512. Its totient is φ = 88670001711208.

The previous prime is 266010005133611. The next prime is 266010005133689. The reversal of 266010005133636 is 636331500010662.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×266010005133636² (a number of 30 digits) contains 22 as substring.

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, 11083750213890 + ... + 11083750213913.

It is an arithmetic number, because the mean of its divisors is an integer number (51724167664876).

Almost surely, 2^{266010005133636} is an apocalyptic number.

It is an amenable number.

266010005133636 is an abundant number, since it is smaller than the sum of its proper divisors (354680006844876).

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

266010005133636 is a wasteful number, since it uses less digits than its factorization.

266010005133636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22167500427810 (or 22167500427808 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 42.

The spelling of 266010005133636 in words is "two hundred sixty-six trillion, ten billion, five million, one hundred thirty-three thousand, six hundred thirty-six".