36648433901 has 4 divisors (see below), whose sum is σ = 36693623904. Its totient is φ = 36603243900.

The previous prime is 36648433889. The next prime is 36648433907. The reversal of 36648433901 is 10933484663.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36648433901 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 (36648433907) 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 3 ways as a sum of consecutive naturals, for example, 22593785 + ... + 22595406.

It is an arithmetic number, because the mean of its divisors is an integer number (9173405976).

Almost surely, 2^36648433901 is an apocalyptic number.

It is an amenable number.

36648433901 is a deficient number, since it is larger than the sum of its proper divisors (45190003).

36648433901 is an equidigital number, since it uses as much as digits as its factorization.

36648433901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45190002.

The product of its (nonzero) digits is 1119744, while the sum is 47.

The spelling of 36648433901 in words is "thirty-six billion, six hundred forty-eight million, four hundred thirty-three thousand, nine hundred one".