36616663 has 2 divisors, whose sum is σ = 36616664. Its totient is φ = 36616662.

The previous prime is 36616651. The next prime is 36616669. The reversal of 36616663 is 36661663.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36616663 - 2¹⁷ = 36485591 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36616669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18308331 + 18308332.

It is an arithmetic number, because the mean of its divisors is an integer number (18308332).

Almost surely, 2^36616663 is an apocalyptic number.

36616663 is a deficient number, since it is larger than the sum of its proper divisors (1).

36616663 is an equidigital number, since it uses as much as digits as its factorization.

36616663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69984, while the sum is 37.

The square root of 36616663 is about 6051.1703826615. The cubic root of 36616663 is about 332.0674096198.

The spelling of 36616663 in words is "thirty-six million, six hundred sixteen thousand, six hundred sixty-three".