36325213621 has 2 divisors, whose sum is σ = 36325213622. Its totient is φ = 36325213620.

The previous prime is 36325213597. The next prime is 36325213627. The reversal of 36325213621 is 12631252363.

36325213621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28566070225 + 7759143396 = 169015^2 + 88086^2 .

It is a cyclic number.

It is not a de Polignac number, because 36325213621 - 2⁷ = 36325213493 is a prime.

It is a super-2 number, since 2×36325213621² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36325213627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18162606810 + 18162606811.

It is an arithmetic number, because the mean of its divisors is an integer number (18162606811).

Almost surely, 2^36325213621 is an apocalyptic number.

It is an amenable number.

36325213621 is a deficient number, since it is larger than the sum of its proper divisors (1).

36325213621 is an equidigital number, since it uses as much as digits as its factorization.

36325213621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

Adding to 36325213621 its reverse (12631252363), we get a palindrome (48956465984).

The spelling of 36325213621 in words is "thirty-six billion, three hundred twenty-five million, two hundred thirteen thousand, six hundred twenty-one".