266077285144 has 32 divisors (see below), whose sum is σ = 545708172240. Its totient is φ = 120619958400.

The previous prime is 266077285031. The next prime is 266077285183. The reversal of 266077285144 is 441582770662.

It is a junction number, because it is equal to n+sod(n) for n = 266077285091 and 266077285100.

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, 4020267 + ... + 4085914.

Almost surely, 2^266077285144 is an apocalyptic number.

It is an amenable number.

266077285144 is an abundant number, since it is smaller than the sum of its proper divisors (279630887096).

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

266077285144 is a wasteful number, since it uses less digits than its factorization.

266077285144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8106571 (or 8106567 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 266077285144 in words is "two hundred sixty-six billion, seventy-seven million, two hundred eighty-five thousand, one hundred forty-four".