36475798661 has 2 divisors, whose sum is σ = 36475798662. Its totient is φ = 36475798660.

The previous prime is 36475798631. The next prime is 36475798679. The reversal of 36475798661 is 16689757463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31524002500 + 4951796161 = 177550^2 + 70369^2 .

It is a cyclic number.

It is not a de Polignac number, because 36475798661 - 2²⁶ = 36408689797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36475798594 and 36475798603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36475798631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18237899330 + 18237899331.

It is an arithmetic number, because the mean of its divisors is an integer number (18237899331).

Almost surely, 2^36475798661 is an apocalyptic number.

It is an amenable number.

36475798661 is a deficient number, since it is larger than the sum of its proper divisors (1).

36475798661 is an equidigital number, since it uses as much as digits as its factorization.

36475798661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 62.

The spelling of 36475798661 in words is "thirty-six billion, four hundred seventy-five million, seven hundred ninety-eight thousand, six hundred sixty-one".