36216899478145 has 4 divisors (see below), whose sum is σ = 43460279373780. Its totient is φ = 28973519582512.

The previous prime is 36216899478139. The next prime is 36216899478167. The reversal of 36216899478145 is 54187499861263.

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 7563072010816 + 28653827467329 = 2750104^2 + 5352927^2 .

It is a cyclic number.

It is not a de Polignac number, because 36216899478145 - 2⁵ = 36216899478113 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3621689947810 + ... + 3621689947819.

It is an arithmetic number, because the mean of its divisors is an integer number (10865069843445).

Almost surely, 2^{36216899478145} is an apocalyptic number.

It is an amenable number.

36216899478145 is a deficient number, since it is larger than the sum of its proper divisors (7243379895635).

36216899478145 is an equidigital number, since it uses as much as digits as its factorization.

36216899478145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7243379895634.

The product of its digits is 627056640, while the sum is 73.

The spelling of 36216899478145 in words is "thirty-six trillion, two hundred sixteen billion, eight hundred ninety-nine million, four hundred seventy-eight thousand, one hundred forty-five".