20346305543033 has 4 divisors (see below), whose sum is σ = 20547754112868. Its totient is φ = 20144856973200.

The previous prime is 20346305543021. The next prime is 20346305543119. The reversal of 20346305543033 is 33034550364302.

It is a happy number.

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 19021879742464 + 1324425800569 = 4361408^2 + 1150837^2 .

It is a cyclic number.

It is not a de Polignac number, because 20346305543033 - 2¹⁴ = 20346305526649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20346305563033) 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, 100724284766 + ... + 100724284967.

It is an arithmetic number, because the mean of its divisors is an integer number (5136938528217).

Almost surely, 2^{20346305543033} is an apocalyptic number.

It is an amenable number.

20346305543033 is a deficient number, since it is larger than the sum of its proper divisors (201448569835).

20346305543033 is a wasteful number, since it uses less digits than its factorization.

20346305543033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201448569834.

The product of its (nonzero) digits is 1166400, while the sum is 41.

The spelling of 20346305543033 in words is "twenty trillion, three hundred forty-six billion, three hundred five million, five hundred forty-three thousand, thirty-three".