5205436161 has 8 divisors (see below), whose sum is σ = 6940980480. Its totient is φ = 3470091312.

The previous prime is 5205436147. The next prime is 5205436211. The reversal of 5205436161 is 1616345025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5205436161 - 2¹⁵ = 5205403393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5205436121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28720 + ... + 105998.

It is an arithmetic number, because the mean of its divisors is an integer number (867622560).

Almost surely, 2^5205436161 is an apocalyptic number.

It is an amenable number.

5205436161 is a deficient number, since it is larger than the sum of its proper divisors (1735544319).

5205436161 is a wasteful number, since it uses less digits than its factorization.

5205436161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99735.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 5205436161 is about 72148.7086578824. The cubic root of 5205436161 is about 1733.0817203272.

The spelling of 5205436161 in words is "five billion, two hundred five million, four hundred thirty-six thousand, one hundred sixty-one".