36581514073 has 16 divisors (see below), whose sum is σ = 41741932176. Its totient is φ = 31759073280.

The previous prime is 36581514061. The next prime is 36581514083. The reversal of 36581514073 is 37041518563.

It can be written as a sum of positive squares in 8 ways, for example, as 834805449 + 35746708624 = 28893^2 + 189068^2 .

It is a cyclic number.

It is not a de Polignac number, because 36581514073 - 2¹⁷ = 36581383001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36581514023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264153 + ... + 378073.

It is an arithmetic number, because the mean of its divisors is an integer number (2608870761).

Almost surely, 2^36581514073 is an apocalyptic number.

It is an amenable number.

36581514073 is a deficient number, since it is larger than the sum of its proper divisors (5160418103).

36581514073 is a wasteful number, since it uses less digits than its factorization.

36581514073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115404.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 36581514073 in words is "thirty-six billion, five hundred eighty-one million, five hundred fourteen thousand, seventy-three".