220406163030 has 96 divisors (see below), whose sum is σ = 603518104800. Its totient is φ = 55653751296.

The previous prime is 220406163017. The next prime is 220406163031. The reversal of 220406163030 is 30361604022.

220406163030 is a `hidden beast` number, since 2 + 2 + 0 + 40 + 616 + 3 + 0 + 3 + 0 = 666.

220406163030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220406162985 and 220406163003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220406163031) 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 47 ways as a sum of consecutive naturals, for example, 3506842 + ... + 3569138.

It is an arithmetic number, because the mean of its divisors is an integer number (6286646925).

Almost surely, 2^220406163030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220406163030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301759052400).

220406163030 is an abundant number, since it is smaller than the sum of its proper divisors (383111941770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220406163030 is a wasteful number, since it uses less digits than its factorization.

220406163030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64398 (or 64395 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 220406163030 its reverse (30361604022), we get a palindrome (250767767052).

The spelling of 220406163030 in words is "two hundred twenty billion, four hundred six million, one hundred sixty-three thousand, thirty".