532133664646 has 4 divisors (see below), whose sum is σ = 798200496972. Its totient is φ = 266066832322.

The previous prime is 532133664631. The next prime is 532133664683. The reversal of 532133664646 is 646466331235.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 646466331235 = 5 ⋅129293266247.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 532133664646.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 133033416160 + ... + 133033416163.

It is an arithmetic number, because the mean of its divisors is an integer number (199550124243).

Almost surely, 2^532133664646 is an apocalyptic number.

532133664646 is a deficient number, since it is larger than the sum of its proper divisors (266066832326).

532133664646 is a wasteful number, since it uses less digits than its factorization.

532133664646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266066832325.

The product of its digits is 5598720, while the sum is 49.

The spelling of 532133664646 in words is "five hundred thirty-two billion, one hundred thirty-three million, six hundred sixty-four thousand, six hundred forty-six".