220521116463 has 8 divisors (see below), whose sum is σ = 294096983088. Its totient is φ = 146979663744.

The previous prime is 220521116411. The next prime is 220521116471. The reversal of 220521116463 is 364611125022.

220521116463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 220521116463 - 2¹³ = 220521108271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220521116663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8588520 + ... + 8614157.

It is an arithmetic number, because the mean of its divisors is an integer number (36762122886).

Almost surely, 2^220521116463 is an apocalyptic number.

220521116463 is a deficient number, since it is larger than the sum of its proper divisors (73575866625).

220521116463 is a wasteful number, since it uses less digits than its factorization.

220521116463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17206953.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 220521116463 in words is "two hundred twenty billion, five hundred twenty-one million, one hundred sixteen thousand, four hundred sixty-three".