20455534535363 has 8 divisors (see below), whose sum is σ = 20575444041216. Its totient is φ = 20335960441800.

The previous prime is 20455534535263. The next prime is 20455534535413. The reversal of 20455534535363 is 36353543555402.

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 20455534535363 - 2¹⁶ = 20455534469827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20455534535263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83730743 + ... + 83974688.

It is an arithmetic number, because the mean of its divisors is an integer number (2571930505152).

Almost surely, 2^{20455534535363} is an apocalyptic number.

20455534535363 is a deficient number, since it is larger than the sum of its proper divisors (119909505853).

20455534535363 is a wasteful number, since it uses less digits than its factorization.

20455534535363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167706145.

The product of its (nonzero) digits is 48600000, while the sum is 53.

The spelling of 20455534535363 in words is "twenty trillion, four hundred fifty-five billion, five hundred thirty-four million, five hundred thirty-five thousand, three hundred sixty-three".