33066052136401 has 4 divisors (see below), whose sum is σ = 33066428603572. Its totient is φ = 33065675669232.

The previous prime is 33066052136389. The next prime is 33066052136437. The reversal of 33066052136401 is 10463125066033.

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 9858940611025 + 23207111525376 = 3139895^2 + 4817376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33066052136401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33066052136461) 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, 188101806 + ... + 188277511.

It is an arithmetic number, because the mean of its divisors is an integer number (8266607150893).

Almost surely, 2^{33066052136401} is an apocalyptic number.

It is an amenable number.

33066052136401 is a deficient number, since it is larger than the sum of its proper divisors (376467171).

33066052136401 is an equidigital number, since it uses as much as digits as its factorization.

33066052136401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376467170.

The product of its (nonzero) digits is 233280, while the sum is 40.

The spelling of 33066052136401 in words is "thirty-three trillion, sixty-six billion, fifty-two million, one hundred thirty-six thousand, four hundred one".