220676655120 has 80 divisors (see below), whose sum is σ = 684398457600. Its totient is φ = 58821230592.

The previous prime is 220676655079. The next prime is 220676655137. The reversal of 220676655120 is 21556676022.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×220676655120² (a number of 23 digits) contains 22 as substring.

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, 347856 + ... + 749904.

It is an arithmetic number, because the mean of its divisors is an integer number (8554980720).

Almost surely, 2^220676655120 is an apocalyptic number.

220676655120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220676655120 is an abundant number, since it is smaller than the sum of its proper divisors (463721802480).

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

220676655120 is a wasteful number, since it uses less digits than its factorization.

220676655120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404352 (or 404346 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 220676655120 in words is "two hundred twenty billion, six hundred seventy-six million, six hundred fifty-five thousand, one hundred twenty".