533137664 has 18 divisors (see below), whose sum is σ = 1064193270. Its totient is φ = 266568704.

The previous prime is 533137589. The next prime is 533137669. The reversal of 533137664 is 466731335.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 493195264 + 39942400 = 22208^2 + 6320^2 .

It is not an unprimeable number, because it can be changed into a prime (533137669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041029 + ... + 1041540.

Almost surely, 2^533137664 is an apocalyptic number.

It is an amenable number.

533137664 is a deficient number, since it is larger than the sum of its proper divisors (531055606).

533137664 is an equidigital number, since it uses as much as digits as its factorization.

533137664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2082585 (or 2082571 counting only the distinct ones).

The product of its digits is 136080, while the sum is 38.

The square root of 533137664 is about 23089.7740136191. The cubic root of 533137664 is about 810.8610789114.

Adding to 533137664 its reverse (466731335), we get a palindrome (999868999).

The spelling of 533137664 in words is "five hundred thirty-three million, one hundred thirty-seven thousand, six hundred sixty-four".