533976563169 has 75 divisors (see below), whose sum is σ = 931120035747. Its totient is φ = 304945318944.

The previous prime is 533976563149. The next prime is 533976563209. The reversal of 533976563169 is 961365679335.

It is a happy number.

The square root of 533976563169 is 730737.

It is a perfect power (a square), and thus also a powerful number.

533976563169 is a `hidden beast` number, since 5 + 3 + 3 + 9 + 7 + 6 + 563 + 1 + 69 = 666.

It can be written as a sum of positive squares in only one way, i.e., 170020152225 + 363956410944 = 412335^2 + 603288^2 .

It is not a de Polignac number, because 533976563169 - 2¹³ = 533976554977 is a prime.

It is a super-2 number, since 2×533976563169² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (533976563149) by changing a digit.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 322254189 + ... + 322255845.

Almost surely, 2^533976563169 is an apocalyptic number.

533976563169 is the 730737-th square number.

533976563169 is the 365369-th centered octagonal number.

It is an amenable number.

533976563169 is a deficient number, since it is larger than the sum of its proper divisors (397143472578).

533976563169 is an frugal number, since it uses more digits than its factorization.

533976563169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3354 (or 1667 counting only the distinct ones).

The product of its digits is 82668600, while the sum is 63.

The spelling of 533976563169 in words is "five hundred thirty-three billion, nine hundred seventy-six million, five hundred sixty-three thousand, one hundred sixty-nine".