220839604276720 has 80 divisors (see below), whose sum is σ = 603216429615072. Its totient is φ = 74127979054080.

The previous prime is 220839604276673. The next prime is 220839604276721. The reversal of 220839604276720 is 27672406938022.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220839604276721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9652069167 + ... + 9652092046.

Almost surely, 2^{220839604276720} is an apocalyptic number.

220839604276720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220839604276720 is an abundant number, since it is smaller than the sum of its proper divisors (382376825338352).

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

220839604276720 is a wasteful number, since it uses less digits than its factorization.

220839604276720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19304161250 (or 19304161244 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 58.

The spelling of 220839604276720 in words is "two hundred twenty trillion, eight hundred thirty-nine billion, six hundred four million, two hundred seventy-six thousand, seven hundred twenty".