662163361266 has 64 divisors (see below), whose sum is σ = 1494709614720. Its totient is φ = 193714160640.

The previous prime is 662163361243. The next prime is 662163361319.

662163361266 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24663786 + ... + 24690618.

It is an arithmetic number, because the mean of its divisors is an integer number (23354837730).

Almost surely, 2^662163361266 is an apocalyptic number.

662163361266 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

662163361266 is an abundant number, since it is smaller than the sum of its proper divisors (832546253454).

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

662163361266 is a wasteful number, since it uses less digits than its factorization.

662163361266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39771.

The product of its digits is 1679616, while the sum is 48.

The spelling of 662163361266 in words is "six hundred sixty-two billion, one hundred sixty-three million, three hundred sixty-one thousand, two hundred sixty-six".