220620454363320 has 64 divisors (see below), whose sum is σ = 722030577920640. Its totient is φ = 53483746512000.

The previous prime is 220620454363319. The next prime is 220620454363399. The reversal of 220620454363320 is 23363454026022.

It is a super-2 number, since 2×220620454363320² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83568352606 + ... + 83568355245.

It is an arithmetic number, because the mean of its divisors is an integer number (11281727780010).

Almost surely, 2^{220620454363320} is an apocalyptic number.

220620454363320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220620454363320 is an abundant number, since it is smaller than the sum of its proper divisors (501410123557320).

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

220620454363320 is a wasteful number, since it uses less digits than its factorization.

220620454363320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167136707876 (or 167136707872 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 42.

The spelling of 220620454363320 in words is "two hundred twenty trillion, six hundred twenty billion, four hundred fifty-four million, three hundred sixty-three thousand, three hundred twenty".