36732991663 has 2 divisors, whose sum is σ = 36732991664. Its totient is φ = 36732991662.

The previous prime is 36732991613. The next prime is 36732991697. The reversal of 36732991663 is 36619923763.

It is a strong prime.

It is an emirp because it is prime and its reverse (36619923763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36732991663 - 2¹³ = 36732983471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36732991613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18366495831 + 18366495832.

It is an arithmetic number, because the mean of its divisors is an integer number (18366495832).

Almost surely, 2^36732991663 is an apocalyptic number.

36732991663 is a deficient number, since it is larger than the sum of its proper divisors (1).

36732991663 is an equidigital number, since it uses as much as digits as its factorization.

36732991663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6613488, while the sum is 55.

The spelling of 36732991663 in words is "thirty-six billion, seven hundred thirty-two million, nine hundred ninety-one thousand, six hundred sixty-three".