33436534012061 has 4 divisors (see below), whose sum is σ = 33436670026332. Its totient is φ = 33436397997792.

The previous prime is 33436534012033. The next prime is 33436534012111. The reversal of 33436534012061 is 16021043563433.

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 2928376562500 + 30508157449561 = 1711250^2 + 5523419^2 .

It is a cyclic number.

It is not a de Polignac number, because 33436534012061 - 2⁶ = 33436534011997 is a prime.

It is a super-2 number, since 2×33436534012061² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33436534012261) 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, 67637720 + ... + 68130273.

It is an arithmetic number, because the mean of its divisors is an integer number (8359167506583).

Almost surely, 2^{33436534012061} is an apocalyptic number.

It is an amenable number.

33436534012061 is a deficient number, since it is larger than the sum of its proper divisors (136014271).

33436534012061 is a wasteful number, since it uses less digits than its factorization.

33436534012061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136014270.

The product of its (nonzero) digits is 466560, while the sum is 41.

Adding to 33436534012061 its reverse (16021043563433), we get a palindrome (49457577575494).

The spelling of 33436534012061 in words is "thirty-three trillion, four hundred thirty-six billion, five hundred thirty-four million, twelve thousand, sixty-one".