36573223968 has 162 divisors, whose sum is σ = 106354597167. Its totient is φ = 11921700480.

The previous prime is 36573223963. The next prime is 36573223969. The reversal of 36573223968 is 86932237563.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

36573223968 is a `hidden beast` number, since 3 + 6 + 573 + 2 + 2 + 3 + 9 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18286611984 + 18286611984 = 135228^2 + 135228^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=135228.

It is a super-2 number, since 2×36573223968² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36573223961) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 191482753 + ... + 191482943.

Almost surely, 2^36573223968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36573223968

36573223968 is an abundant number, since it is smaller than the sum of its proper divisors (69781373199).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36573223968 is an equidigital number, since it uses as much as digits as its factorization.

36573223968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 255 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 36573223968 in words is "thirty-six billion, five hundred seventy-three million, two hundred twenty-three thousand, nine hundred sixty-eight".