266622252232 has 32 divisors (see below), whose sum is σ = 604941246720. Its totient is φ = 107545109760.

The previous prime is 266622252191. The next prime is 266622252269. The reversal of 266622252232 is 232252226662.

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, 140031744 + ... + 140033647.

It is an arithmetic number, because the mean of its divisors is an integer number (18904413960).

Almost surely, 2^266622252232 is an apocalyptic number.

It is an amenable number.

266622252232 is an abundant number, since it is smaller than the sum of its proper divisors (338318994488).

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

266622252232 is a wasteful number, since it uses less digits than its factorization.

266622252232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280065421 (or 280065417 counting only the distinct ones).

The product of its digits is 414720, while the sum is 40.

Adding to 266622252232 its reverse (232252226662), we get a palindrome (498874478894).

The spelling of 266622252232 in words is "two hundred sixty-six billion, six hundred twenty-two million, two hundred fifty-two thousand, two hundred thirty-two".