220445530008 has 32 divisors (see below), whose sum is σ = 601215082560. Its totient is φ = 66801675680.

The previous prime is 220445530001. The next prime is 220445530009. The reversal of 220445530008 is 800035544022.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220445530001) 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, 417510210 + ... + 417510737.

It is an arithmetic number, because the mean of its divisors is an integer number (18787971330).

Almost surely, 2^220445530008 is an apocalyptic number.

It is an amenable number.

220445530008 is an abundant number, since it is smaller than the sum of its proper divisors (380769552552).

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

220445530008 is a wasteful number, since it uses less digits than its factorization.

220445530008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835020967 (or 835020963 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

The spelling of 220445530008 in words is "two hundred twenty billion, four hundred forty-five million, five hundred thirty thousand, eight".