3136818181863 has 8 divisors (see below), whose sum is σ = 4250988574576. Its totient is φ = 2056929955200.

The previous prime is 3136818181841. The next prime is 3136818181867. The reversal of 3136818181863 is 3681818186313.

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

It is not a de Polignac number, because 3136818181863 - 2¹² = 3136818177767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3136818181867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8570541298 + ... + 8570541663.

It is an arithmetic number, because the mean of its divisors is an integer number (531373571822).

Almost surely, 2^{3136818181863} is an apocalyptic number.

3136818181863 is a deficient number, since it is larger than the sum of its proper divisors (1114170392713).

3136818181863 is a wasteful number, since it uses less digits than its factorization.

3136818181863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17141083025.

The product of its digits is 3981312, while the sum is 57.

The spelling of 3136818181863 in words is "three trillion, one hundred thirty-six billion, eight hundred eighteen million, one hundred eighty-one thousand, eight hundred sixty-three".