222555577920 has 112 divisors (see below), whose sum is σ = 760968922560. Its totient is φ = 54782908416.

The previous prime is 222555577883. The next prime is 222555577927. The reversal of 222555577920 is 29775555222.

222555577920 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (222555577927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8904010 + ... + 8928969.

It is an arithmetic number, because the mean of its divisors is an integer number (6794365380).

Almost surely, 2^222555577920 is an apocalyptic number.

222555577920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222555577920 is an abundant number, since it is smaller than the sum of its proper divisors (538413344640).

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

222555577920 is a wasteful number, since it uses less digits than its factorization.

222555577920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17833012 (or 17833002 counting only the distinct ones).

The product of its (nonzero) digits is 4410000, while the sum is 51.

The spelling of 222555577920 in words is "two hundred twenty-two billion, five hundred fifty-five million, five hundred seventy-seven thousand, nine hundred twenty".