220580277696 has 168 divisors, whose sum is σ = 644723926704. Its totient is φ = 72078888960.

The previous prime is 220580277679. The next prime is 220580277703. The reversal of 220580277696 is 696772085022.

220580277696 is a `hidden beast` number, since 2 + 205 + 80 + 277 + 6 + 96 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49666836 + ... + 49671276.

Almost surely, 2^220580277696 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 220580277696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322361963352).

220580277696 is an abundant number, since it is smaller than the sum of its proper divisors (424143649008).

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

220580277696 is a wasteful number, since it uses less digits than its factorization.

220580277696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6139 (or 6126 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 220580277696 in words is "two hundred twenty billion, five hundred eighty million, two hundred seventy-seven thousand, six hundred ninety-six".