220821482196 has 36 divisors (see below), whose sum is σ = 637928727072. Its totient is φ = 63091851984.

The previous prime is 220821482177. The next prime is 220821482197. The reversal of 220821482196 is 691284128022.

220821482196 is a `hidden beast` number, since 2 + 2 + 0 + 82 + 1 + 482 + 1 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220821482197) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 438137610 + ... + 438138113.

Almost surely, 2^220821482196 is an apocalyptic number.

It is an amenable number.

220821482196 is an abundant number, since it is smaller than the sum of its proper divisors (417107244876).

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

220821482196 is a wasteful number, since it uses less digits than its factorization.

220821482196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876275740 (or 876275735 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 220821482196 in words is "two hundred twenty billion, eight hundred twenty-one million, four hundred eighty-two thousand, one hundred ninety-six".