36522400661 has 2 divisors, whose sum is σ = 36522400662. Its totient is φ = 36522400660.

The previous prime is 36522400597. The next prime is 36522400699. The reversal of 36522400661 is 16600422563.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19239354436 + 17283046225 = 138706^2 + 131465^2 .

It is an emirp because it is prime and its reverse (16600422563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36522400661 - 2⁶ = 36522400597 is a prime.

It is a super-2 number, since 2×36522400661² (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 (36522400261) 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 as a sum of consecutive naturals, namely, 18261200330 + 18261200331.

It is an arithmetic number, because the mean of its divisors is an integer number (18261200331).

Almost surely, 2^36522400661 is an apocalyptic number.

It is an amenable number.

36522400661 is a deficient number, since it is larger than the sum of its proper divisors (1).

36522400661 is an equidigital number, since it uses as much as digits as its factorization.

36522400661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 36522400661 in words is "thirty-six billion, five hundred twenty-two million, four hundred thousand, six hundred sixty-one".