220797938592 has 216 divisors, whose sum is σ = 788760449568. Its totient is φ = 57350050560.

The previous prime is 220797938567. The next prime is 220797938593. The reversal of 220797938592 is 295839797022.

220797938592 is a `hidden beast` number, since 2 + 2 + 0 + 7 + 9 + 7 + 9 + 38 + 592 = 666.

It is a super-3 number, since 3×220797938592³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (220797938593) 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 35 ways as a sum of consecutive naturals, for example, 208638 + ... + 696509.

It is an arithmetic number, because the mean of its divisors is an integer number (3651668748).

Almost surely, 2^220797938592 is an apocalyptic number.

220797938592 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

220797938592 is an abundant number, since it is smaller than the sum of its proper divisors (567962510976).

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

220797938592 is a wasteful number, since it uses less digits than its factorization.

220797938592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905192 (or 905170 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 220797938592 in words is "two hundred twenty billion, seven hundred ninety-seven million, nine hundred thirty-eight thousand, five hundred ninety-two".