36424005521 has 4 divisors (see below), whose sum is σ = 36833264100. Its totient is φ = 36014746944.

The previous prime is 36424005487. The next prime is 36424005529. The reversal of 36424005521 is 12550042463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17858580496 + 18565425025 = 133636^2 + 136255^2 .

It is a cyclic number.

It is not a de Polignac number, because 36424005521 - 2¹⁴ = 36423989137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36424005529) 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 3 ways as a sum of consecutive naturals, for example, 204629156 + ... + 204629333.

It is an arithmetic number, because the mean of its divisors is an integer number (9208316025).

Almost surely, 2^36424005521 is an apocalyptic number.

It is an amenable number.

36424005521 is a deficient number, since it is larger than the sum of its proper divisors (409258579).

36424005521 is an equidigital number, since it uses as much as digits as its factorization.

36424005521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409258578.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 36424005521 its reverse (12550042463), we get a palindrome (48974047984).

The spelling of 36424005521 in words is "thirty-six billion, four hundred twenty-four million, five thousand, five hundred twenty-one".