36221158553 has 8 divisors (see below), whose sum is σ = 36441734472. Its totient is φ = 36000953856.

The previous prime is 36221158529. The next prime is 36221158559. The reversal of 36221158553 is 35585112263.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11896701184 + 24324457369 = 109072^2 + 155963^2 .

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 36221158553 - 2¹² = 36221154457 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36221158553.

It is not an unprimeable number, because it can be changed into a prime (36221158559) 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 7 ways as a sum of consecutive naturals, for example, 104201 + ... + 288617.

It is an arithmetic number, because the mean of its divisors is an integer number (4555216809).

Almost surely, 2^36221158553 is an apocalyptic number.

It is an amenable number.

36221158553 is a deficient number, since it is larger than the sum of its proper divisors (220575919).

36221158553 is a wasteful number, since it uses less digits than its factorization.

36221158553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185611.

The product of its digits is 216000, while the sum is 41.

The spelling of 36221158553 in words is "thirty-six billion, two hundred twenty-one million, one hundred fifty-eight thousand, five hundred fifty-three".