266602406044 has 24 divisors (see below), whose sum is σ = 502477361568. Its totient is φ = 123038848320.

The previous prime is 266602405981. The next prime is 266602406053. The reversal of 266602406044 is 440604206662.

It is a junction number, because it is equal to n+sod(n) for n = 266602405988 and 266602406006.

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, 627234 + ... + 962614.

It is an arithmetic number, because the mean of its divisors is an integer number (20936556732).

Almost surely, 2^266602406044 is an apocalyptic number.

It is an amenable number.

266602406044 is a deficient number, since it is larger than the sum of its proper divisors (235874955524).

266602406044 is a wasteful number, since it uses less digits than its factorization.

266602406044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350685 (or 350683 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 266602406044 in words is "two hundred sixty-six billion, six hundred two million, four hundred six thousand, forty-four".