33636320364145 has 32 divisors (see below), whose sum is σ = 41953096674720. Its totient is φ = 25858336358400.

The previous prime is 33636320364103. The next prime is 33636320364149. The reversal of 33636320364145 is 54146302363633.

It can be written as a sum of positive squares in 16 ways, for example, as 164067122704 + 33472253241441 = 405052^2 + 5785521^2 .

It is a de Polignac number, because none of the positive numbers 2^k-33636320364145 is a prime.

It is a super-2 number, since 2×33636320364145² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33636320364149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44078845 + ... + 44835445.

It is an arithmetic number, because the mean of its divisors is an integer number (1311034271085).

Almost surely, 2^{33636320364145} is an apocalyptic number.

It is an amenable number.

33636320364145 is a deficient number, since it is larger than the sum of its proper divisors (8316776310575).

33636320364145 is a wasteful number, since it uses less digits than its factorization.

33636320364145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758085.

The product of its (nonzero) digits is 8398080, while the sum is 49.

The spelling of 33636320364145 in words is "thirty-three trillion, six hundred thirty-six billion, three hundred twenty million, three hundred sixty-four thousand, one hundred forty-five".