266362445355672 has 16 divisors (see below), whose sum is σ = 665906113389240. Its totient is φ = 88787481785216.

The previous prime is 266362445355653. The next prime is 266362445355683. The reversal of 266362445355672 is 276553544263662.

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, 5549217611553 + ... + 5549217611600.

Almost surely, 2^{266362445355672} is an apocalyptic number.

It is an amenable number.

266362445355672 is an abundant number, since it is smaller than the sum of its proper divisors (399543668033568).

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

266362445355672 is a wasteful number, since it uses less digits than its factorization.

266362445355672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11098435223162 (or 11098435223158 counting only the distinct ones).

The product of its digits is 1306368000, while the sum is 66.

The spelling of 266362445355672 in words is "two hundred sixty-six trillion, three hundred sixty-two billion, four hundred forty-five million, three hundred fifty-five thousand, six hundred seventy-two".