36853748872 has 16 divisors (see below), whose sum is σ = 69260371740. Its totient is φ = 18384316416.

The previous prime is 36853748839. The next prime is 36853748917. The reversal of 36853748872 is 27884735863.

It can be written as a sum of positive squares in 2 ways, for example, as 36201150756 + 652598116 = 190266^2 + 25546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 36853748872.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5316073 + ... + 5323000.

Almost surely, 2^36853748872 is an apocalyptic number.

It is an amenable number.

36853748872 is a deficient number, since it is larger than the sum of its proper divisors (32406622868).

36853748872 is a wasteful number, since it uses less digits than its factorization.

36853748872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10639512 (or 10639508 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 61.

The spelling of 36853748872 in words is "thirty-six billion, eight hundred fifty-three million, seven hundred forty-eight thousand, eight hundred seventy-two".