662041246331 has 4 divisors (see below), whose sum is σ = 662042986200. Its totient is φ = 662039506464.

The previous prime is 662041246303. The next prime is 662041246333. The reversal of 662041246331 is 133642140266.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133642140266 = 2 ⋅66821070133.

It is a cyclic number.

It is not a de Polignac number, because 662041246331 - 2⁶ = 662041246267 is a prime.

It is a super-2 number, since 2×662041246331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662041246333) 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 3 ways as a sum of consecutive naturals, for example, 26741 + ... + 1150998.

It is an arithmetic number, because the mean of its divisors is an integer number (165510746550).

Almost surely, 2^662041246331 is an apocalyptic number.

662041246331 is a deficient number, since it is larger than the sum of its proper divisors (1739869).

662041246331 is a wasteful number, since it uses less digits than its factorization.

662041246331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739868.

The product of its (nonzero) digits is 124416, while the sum is 38.

Adding to 662041246331 its reverse (133642140266), we get a palindrome (795683386597).

The spelling of 662041246331 in words is "six hundred sixty-two billion, forty-one million, two hundred forty-six thousand, three hundred thirty-one".