36485143888 has 20 divisors (see below), whose sum is σ = 71418731860. Its totient is φ = 18054503424.

The previous prime is 36485143867. The next prime is 36485143921. The reversal of 36485143888 is 88834158463.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18488384784 + 17996759104 = 135972^2 + 134152^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11752683 + ... + 11755786.

It is an arithmetic number, because the mean of its divisors is an integer number (3570936593).

Almost surely, 2^36485143888 is an apocalyptic number.

It is an amenable number.

36485143888 is a deficient number, since it is larger than the sum of its proper divisors (34933587972).

36485143888 is a wasteful number, since it uses less digits than its factorization.

36485143888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23508574 (or 23508568 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 58.

The spelling of 36485143888 in words is "thirty-six billion, four hundred eighty-five million, one hundred forty-three thousand, eight hundred eighty-eight".