36855311013 has 32 divisors (see below), whose sum is σ = 55142536320. Its totient is φ = 24326542080.

The previous prime is 36855310993. The next prime is 36855311029. The reversal of 36855311013 is 31011355863.

36855311013 is a `hidden beast` number, since 36 + 85 + 531 + 1 + 0 + 13 = 666.

It is not a de Polignac number, because 36855311013 - 2⁵ = 36855310981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36855311063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8078253 + ... + 8082813.

It is an arithmetic number, because the mean of its divisors is an integer number (1723204260).

Almost surely, 2^36855311013 is an apocalyptic number.

It is an amenable number.

36855311013 is a deficient number, since it is larger than the sum of its proper divisors (18287225307).

36855311013 is a wasteful number, since it uses less digits than its factorization.

36855311013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7474 (or 7468 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

Adding to 36855311013 its reverse (31011355863), we get a palindrome (67866666876).

The spelling of 36855311013 in words is "thirty-six billion, eight hundred fifty-five million, three hundred eleven thousand, thirteen".