533653665 has 48 divisors (see below), whose sum is σ = 908913600. Its totient is φ = 267318144.

The previous prime is 533653657. The next prime is 533653667. The reversal of 533653665 is 566356335.

It is not a de Polignac number, because 533653665 - 2³ = 533653657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (533653667) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 752331 + ... + 753039.

It is an arithmetic number, because the mean of its divisors is an integer number (18935700).

Almost surely, 2^533653665 is an apocalyptic number.

It is an amenable number.

533653665 is a deficient number, since it is larger than the sum of its proper divisors (375259935).

533653665 is a wasteful number, since it uses less digits than its factorization.

533653665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894 (or 875 counting only the distinct ones).

The product of its digits is 729000, while the sum is 42.

The square root of 533653665 is about 23100.9451105361. The cubic root of 533653665 is about 811.1225937401.

The spelling of 533653665 in words is "five hundred thirty-three million, six hundred fifty-three thousand, six hundred sixty-five".