36521612563 has 2 divisors, whose sum is σ = 36521612564. Its totient is φ = 36521612562.

The previous prime is 36521612557. The next prime is 36521612587.

36521612563 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 36521612563 - 2⁹ = 36521612051 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (36521612063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18260806281 + 18260806282.

It is an arithmetic number, because the mean of its divisors is an integer number (18260806282).

Almost surely, 2^36521612563 is an apocalyptic number.

36521612563 is a deficient number, since it is larger than the sum of its proper divisors (1).

36521612563 is an equidigital number, since it uses as much as digits as its factorization.

36521612563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 40.

The spelling of 36521612563 in words is "thirty-six billion, five hundred twenty-one million, six hundred twelve thousand, five hundred sixty-three".