36615000281 has 2 divisors, whose sum is σ = 36615000282. Its totient is φ = 36615000280.

The previous prime is 36615000229. The next prime is 36615000283. The reversal of 36615000281 is 18200051663.

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., 28427646025 + 8187354256 = 168605^2 + 90484^2 .

It is an emirp because it is prime and its reverse (18200051663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36615000281 - 2¹⁸ = 36614738137 is a prime.

It is a super-2 number, since 2×36615000281² (a number of 22 digits) contains 22 as substring.

Together with 36615000283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36615000283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18307500140 + 18307500141.

It is an arithmetic number, because the mean of its divisors is an integer number (18307500141).

Almost surely, 2^36615000281 is an apocalyptic number.

It is an amenable number.

36615000281 is a deficient number, since it is larger than the sum of its proper divisors (1).

36615000281 is an equidigital number, since it uses as much as digits as its factorization.

36615000281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 36615000281 in words is "thirty-six billion, six hundred fifteen million, two hundred eighty-one", and thus it is an aban number.