20136015163 has 8 divisors (see below), whose sum is σ = 21967684416. Its totient is φ = 18304533000.

The previous prime is 20136015157. The next prime is 20136015173. The reversal of 20136015163 is 36151063102.

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

It is a cyclic number.

It is not a de Polignac number, because 20136015163 - 2⁹ = 20136014651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20136015173) 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 7 ways as a sum of consecutive naturals, for example, 273888 + ... + 339538.

It is an arithmetic number, because the mean of its divisors is an integer number (2745960552).

Almost surely, 2^20136015163 is an apocalyptic number.

20136015163 is a deficient number, since it is larger than the sum of its proper divisors (1831669253).

20136015163 is a wasteful number, since it uses less digits than its factorization.

20136015163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93545.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 20136015163 its reverse (36151063102), we get a palindrome (56287078265).

The spelling of 20136015163 in words is "twenty billion, one hundred thirty-six million, fifteen thousand, one hundred sixty-three".