266012161501236 has 12 divisors (see below), whose sum is σ = 620695043502912. Its totient is φ = 88670720500408.

The previous prime is 266012161501181. The next prime is 266012161501321. The reversal of 266012161501236 is 632105161210662.

266012161501236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent 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, 11083840062540 + ... + 11083840062563.

It is an arithmetic number, because the mean of its divisors is an integer number (51724586958576).

Almost surely, 2^{266012161501236} is an apocalyptic number.

It is an amenable number.

266012161501236 is an abundant number, since it is smaller than the sum of its proper divisors (354682882001676).

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

266012161501236 is a wasteful number, since it uses less digits than its factorization.

266012161501236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22167680125110 (or 22167680125108 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 266012161501236 in words is "two hundred sixty-six trillion, twelve billion, one hundred sixty-one million, five hundred one thousand, two hundred thirty-six".