220657771096 has 256 divisors, whose sum is σ = 541846609920. Its totient is φ = 82059264000.

The previous prime is 220657771073. The next prime is 220657771099. The reversal of 220657771096 is 690177756022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220657771099) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52027536 + ... + 52031776.

It is an arithmetic number, because the mean of its divisors is an integer number (2116588320).

Almost surely, 2^220657771096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220657771096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270923304960).

220657771096 is an abundant number, since it is smaller than the sum of its proper divisors (321188838824).

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

220657771096 is a wasteful number, since it uses less digits than its factorization.

220657771096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4386 (or 4382 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 52.

The spelling of 220657771096 in words is "two hundred twenty billion, six hundred fifty-seven million, seven hundred seventy-one thousand, ninety-six".