36660659903 has 16 divisors (see below), whose sum is σ = 43086816000. Its totient is φ = 30543703872.

The previous prime is 36660659899. The next prime is 36660659909. The reversal of 36660659903 is 30995606663.

It is a cyclic number.

It is not a de Polignac number, because 36660659903 - 2² = 36660659899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36660659909) 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 in 15 ways as a sum of consecutive naturals, for example, 461933 + ... + 535446.

It is an arithmetic number, because the mean of its divisors is an integer number (2692926000).

Almost surely, 2^36660659903 is an apocalyptic number.

36660659903 is a deficient number, since it is larger than the sum of its proper divisors (6426156097).

36660659903 is an equidigital number, since it uses as much as digits as its factorization.

36660659903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997534.

The product of its (nonzero) digits is 4723920, while the sum is 53.

The spelling of 36660659903 in words is "thirty-six billion, six hundred sixty million, six hundred fifty-nine thousand, nine hundred three".