220436663772 has 48 divisors (see below), whose sum is σ = 573018395040. Its totient is φ = 65487813888.

The previous prime is 220436663761. The next prime is 220436663773. The reversal of 220436663772 is 277366634022.

220436663772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220436663773) 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 15 ways as a sum of consecutive naturals, for example, 24358503 + ... + 24367550.

It is an arithmetic number, because the mean of its divisors is an integer number (11937883230).

Almost surely, 2^220436663772 is an apocalyptic number.

It is an amenable number.

220436663772 is an abundant number, since it is smaller than the sum of its proper divisors (352581731268).

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

220436663772 is a wasteful number, since it uses less digits than its factorization.

220436663772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48726102 (or 48726100 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 48.

The spelling of 220436663772 in words is "two hundred twenty billion, four hundred thirty-six million, six hundred sixty-three thousand, seven hundred seventy-two".