36501784273 has 8 divisors (see below), whose sum is σ = 36679968360. Its totient is φ = 36323880960.

The previous prime is 36501784271. The next prime is 36501784289. The reversal of 36501784273 is 37248710563.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 26846167104 + 9655617169 = 163848^2 + 98263^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 36501784273 - 2¹ = 36501784271 is a prime.

It is a super-2 number, since 2×36501784273² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36501784271) 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 7 ways as a sum of consecutive naturals, for example, 192843 + ... + 331951.

It is an arithmetic number, because the mean of its divisors is an integer number (4584996045).

Almost surely, 2^36501784273 is an apocalyptic number.

It is an amenable number.

36501784273 is a deficient number, since it is larger than the sum of its proper divisors (178184087).

36501784273 is a wasteful number, since it uses less digits than its factorization.

36501784273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140387.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 36501784273 in words is "thirty-six billion, five hundred one million, seven hundred eighty-four thousand, two hundred seventy-three".