33105796145 has 4 divisors (see below), whose sum is σ = 39726955380. Its totient is φ = 26484636912.

The previous prime is 33105796091. The next prime is 33105796147. The reversal of 33105796145 is 54169750133.

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 10950366736 + 22155429409 = 104644^2 + 148847^2 .

It is a cyclic number.

It is not a de Polignac number, because 33105796145 - 2²⁰ = 33104747569 is a prime.

It is a super-2 number, since 2×33105796145² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33105796096 and 33105796105.

It is not an unprimeable number, because it can be changed into a prime (33105796147) 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, 3310579610 + ... + 3310579619.

It is an arithmetic number, because the mean of its divisors is an integer number (9931738845).

Almost surely, 2^33105796145 is an apocalyptic number.

It is an amenable number.

33105796145 is a deficient number, since it is larger than the sum of its proper divisors (6621159235).

33105796145 is an equidigital number, since it uses as much as digits as its factorization.

33105796145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6621159234.

The product of its (nonzero) digits is 340200, while the sum is 44.

The spelling of 33105796145 in words is "thirty-three billion, one hundred five million, seven hundred ninety-six thousand, one hundred forty-five".