36300021649 has 4 divisors (see below), whose sum is σ = 36309860080. Its totient is φ = 36290183220.

The previous prime is 36300021601. The next prime is 36300021661. The reversal of 36300021649 is 94612000363.

It is a happy number.

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 not a de Polignac number, because 36300021649 - 2¹³ = 36300013457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36300021449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4913679 + ... + 4921060.

It is an arithmetic number, because the mean of its divisors is an integer number (9077465020).

Almost surely, 2^36300021649 is an apocalyptic number.

It is an amenable number.

36300021649 is a deficient number, since it is larger than the sum of its proper divisors (9838431).

36300021649 is an equidigital number, since it uses as much as digits as its factorization.

36300021649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9838430.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 36300021649 in words is "thirty-six billion, three hundred million, twenty-one thousand, six hundred forty-nine".