266145153252 has 48 divisors (see below), whose sum is σ = 679624905792. Its totient is φ = 80392366080.

The previous prime is 266145153251. The next prime is 266145153257. The reversal of 266145153252 is 252351541662.

It is not an unprimeable number, because it can be changed into a prime (266145153251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3179533 + ... + 3262164.

It is an arithmetic number, because the mean of its divisors is an integer number (14158852204).

Almost surely, 2^266145153252 is an apocalyptic number.

266145153252 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

266145153252 is an abundant number, since it is smaller than the sum of its proper divisors (413479752540).

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

266145153252 is a wasteful number, since it uses less digits than its factorization.

266145153252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6442028 (or 6442026 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The spelling of 266145153252 in words is "two hundred sixty-six billion, one hundred forty-five million, one hundred fifty-three thousand, two hundred fifty-two".