220520555332 has 48 divisors (see below), whose sum is σ = 481316492160. Its totient is φ = 85884825600.

The previous prime is 220520555303. The next prime is 220520555351. The reversal of 220520555332 is 233555025022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 695082 + ... + 961342.

It is an arithmetic number, because the mean of its divisors is an integer number (10027426920).

Almost surely, 2^220520555332 is an apocalyptic number.

220520555332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220520555332 is an abundant number, since it is smaller than the sum of its proper divisors (260795936828).

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

220520555332 is a wasteful number, since it uses less digits than its factorization.

220520555332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268972 (or 268970 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 34.

The spelling of 220520555332 in words is "two hundred twenty billion, five hundred twenty million, five hundred fifty-five thousand, three hundred thirty-two".