220755672511220 has 96 divisors (see below), whose sum is σ = 578039798036736. Its totient is φ = 68799664051200.

The previous prime is 220755672511151. The next prime is 220755672511357. The reversal of 220755672511220 is 22115276557022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6928610 + ... + 22125030.

It is an arithmetic number, because the mean of its divisors is an integer number (6021247896216).

Almost surely, 2^{220755672511220} is an apocalyptic number.

220755672511220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220755672511220 is an abundant number, since it is smaller than the sum of its proper divisors (357284125525516).

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

220755672511220 is a wasteful number, since it uses less digits than its factorization.

220755672511220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15205881 (or 15205879 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 47.

The spelling of 220755672511220 in words is "two hundred twenty trillion, seven hundred fifty-five billion, six hundred seventy-two million, five hundred eleven thousand, two hundred twenty".