20455532034133 has 8 divisors (see below), whose sum is σ = 23378100130368. Its totient is φ = 17533051246464.

The previous prime is 20455532034127. The next prime is 20455532034163. The reversal of 20455532034133 is 33143023555402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20455532034133 - 2⁵ = 20455532034101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20455532034163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21324316 + ... + 22262917.

It is an arithmetic number, because the mean of its divisors is an integer number (2922262516296).

Almost surely, 2^{20455532034133} is an apocalyptic number.

It is an amenable number.

20455532034133 is a deficient number, since it is larger than the sum of its proper divisors (2922568096235).

20455532034133 is an equidigital number, since it uses as much as digits as its factorization.

20455532034133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43654283.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 20455532034133 its reverse (33143023555402), we get a palindrome (53598555589535).

The spelling of 20455532034133 in words is "twenty trillion, four hundred fifty-five billion, five hundred thirty-two million, thirty-four thousand, one hundred thirty-three".