220256626160 has 40 divisors (see below), whose sum is σ = 524005888560. Its totient is φ = 86053750272.

The previous prime is 220256626157. The next prime is 220256626169. The reversal of 220256626160 is 61626652022.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220256626169) 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 7 ways as a sum of consecutive naturals, for example, 32010605 + ... + 32017484.

It is an arithmetic number, because the mean of its divisors is an integer number (13100147214).

Almost surely, 2^220256626160 is an apocalyptic number.

220256626160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220256626160 is an abundant number, since it is smaller than the sum of its proper divisors (303749262400).

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

220256626160 is a wasteful number, since it uses less digits than its factorization.

220256626160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64028145 (or 64028139 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 220256626160 in words is "two hundred twenty billion, two hundred fifty-six million, six hundred twenty-six thousand, one hundred sixty".