220052255660 has 24 divisors (see below), whose sum is σ = 477016503936. Its totient is φ = 85181518080.

The previous prime is 220052255617. The next prime is 220052255723. The reversal of 220052255660 is 66552250022.

It is a self number, because there is not a number n which added to its sum of digits gives 220052255660.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177460877 + ... + 177462116.

It is an arithmetic number, because the mean of its divisors is an integer number (19875687664).

Almost surely, 2^220052255660 is an apocalyptic number.

220052255660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220052255660 is an abundant number, since it is smaller than the sum of its proper divisors (256964248276).

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

220052255660 is a wasteful number, since it uses less digits than its factorization.

220052255660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354923033 (or 354923031 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 220052255660 in words is "two hundred twenty billion, fifty-two million, two hundred fifty-five thousand, six hundred sixty".