266061216270 has 16 divisors (see below), whose sum is σ = 638546919120. Its totient is φ = 70949657664.

The previous prime is 266061216259. The next prime is 266061216283. The reversal of 266061216270 is 72612160662.

266061216270 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 4434353575 + ... + 4434353634.

It is an arithmetic number, because the mean of its divisors is an integer number (39909182445).

Almost surely, 2^266061216270 is an apocalyptic number.

266061216270 is an abundant number, since it is smaller than the sum of its proper divisors (372485702850).

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

266061216270 is a wasteful number, since it uses less digits than its factorization.

266061216270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8868707219.

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 266061216270 in words is "two hundred sixty-six billion, sixty-one million, two hundred sixteen thousand, two hundred seventy".