536165639 has 4 divisors (see below), whose sum is σ = 536211960. Its totient is φ = 536119320.

The previous prime is 536165633. The next prime is 536165683. The reversal of 536165639 is 936561635.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 936561635 = 5 ⋅187312327.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-536165639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 536165639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536165633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10877 + ... + 34505.

It is an arithmetic number, because the mean of its divisors is an integer number (134052990).

Almost surely, 2^536165639 is an apocalyptic number.

536165639 is a deficient number, since it is larger than the sum of its proper divisors (46321).

536165639 is a wasteful number, since it uses less digits than its factorization.

536165639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46320.

The product of its digits is 437400, while the sum is 44.

The square root of 536165639 is about 23155.2507868086. The cubic root of 536165639 is about 812.3932869396.

The spelling of 536165639 in words is "five hundred thirty-six million, one hundred sixty-five thousand, six hundred thirty-nine".