220328634057 has 32 divisors (see below), whose sum is σ = 336549857280. Its totient is φ = 125598211200.

The previous prime is 220328634041. The next prime is 220328634059. The reversal of 220328634057 is 750436823022.

It is not a de Polignac number, because 220328634057 - 2⁴ = 220328634041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220328634059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29968932 + ... + 29976282.

It is an arithmetic number, because the mean of its divisors is an integer number (10517183040).

Almost surely, 2^220328634057 is an apocalyptic number.

It is an amenable number.

220328634057 is a deficient number, since it is larger than the sum of its proper divisors (116221223223).

220328634057 is a wasteful number, since it uses less digits than its factorization.

220328634057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10613.

The product of its (nonzero) digits is 483840, while the sum is 42.

The spelling of 220328634057 in words is "two hundred twenty billion, three hundred twenty-eight million, six hundred thirty-four thousand, fifty-seven".