36999120473305 has 4 divisors (see below), whose sum is σ = 44398944567972. Its totient is φ = 29599296378640.

The previous prime is 36999120473303. The next prime is 36999120473321. The reversal of 36999120473305 is 50337402199963.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24274176095689 + 12724944377616 = 4926883^2 + 3567204^2 .

It is not a de Polignac number, because 36999120473305 - 2¹ = 36999120473303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36999120473303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3699912047326 + ... + 3699912047335.

It is an arithmetic number, because the mean of its divisors is an integer number (11099736141993).

Almost surely, 2^{36999120473305} is an apocalyptic number.

It is an amenable number.

36999120473305 is a deficient number, since it is larger than the sum of its proper divisors (7399824094667).

36999120473305 is an equidigital number, since it uses as much as digits as its factorization.

36999120473305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7399824094666.

The product of its (nonzero) digits is 33067440, while the sum is 61.

The spelling of 36999120473305 in words is "thirty-six trillion, nine hundred ninety-nine billion, one hundred twenty million, four hundred seventy-three thousand, three hundred five".