36203646013 has 2 divisors, whose sum is σ = 36203646014. Its totient is φ = 36203646012.

The previous prime is 36203645999. The next prime is 36203646043. The reversal of 36203646013 is 31064630263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32134864644 + 4068781369 = 179262^2 + 63787^2 .

It is a cyclic number.

It is not a de Polignac number, because 36203646013 - 2²¹ = 36201548861 is a prime.

It is a super-2 number, since 2×36203646013² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36203646013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36203646043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18101823006 + 18101823007.

It is an arithmetic number, because the mean of its divisors is an integer number (18101823007).

Almost surely, 2^36203646013 is an apocalyptic number.

It is an amenable number.

36203646013 is a deficient number, since it is larger than the sum of its proper divisors (1).

36203646013 is an equidigital number, since it uses as much as digits as its factorization.

36203646013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 34.

The spelling of 36203646013 in words is "thirty-six billion, two hundred three million, six hundred forty-six thousand, thirteen".