535678563 has 32 divisors (see below), whose sum is σ = 857883136. Its totient is φ = 290884608.

The previous prime is 535678553. The next prime is 535678567. The reversal of 535678563 is 365876535.

It is not a de Polignac number, because 535678563 - 2⁴ = 535678547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535678567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25395 + ... + 41427.

It is an arithmetic number, because the mean of its divisors is an integer number (26808848).

Almost surely, 2^535678563 is an apocalyptic number.

535678563 is a deficient number, since it is larger than the sum of its proper divisors (322204573).

535678563 is a wasteful number, since it uses less digits than its factorization.

535678563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16123.

The product of its digits is 2268000, while the sum is 48.

The square root of 535678563 is about 23144.7307826209. The cubic root of 535678563 is about 812.1472080372.

The spelling of 535678563 in words is "five hundred thirty-five million, six hundred seventy-eight thousand, five hundred sixty-three".