6220655620 has 24 divisors (see below), whose sum is σ = 13066200000. Its totient is φ = 2487724512.

The previous prime is 6220655611. The next prime is 6220655627. The reversal of 6220655620 is 265560226.

It is not an unprimeable number, because it can be changed into a prime (6220655627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68871 + ... + 131089.

It is an arithmetic number, because the mean of its divisors is an integer number (544425000).

Almost surely, 2^6220655620 is an apocalyptic number.

It is an amenable number.

6220655620 is an abundant number, since it is smaller than the sum of its proper divisors (6845544380).

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

6220655620 is a wasteful number, since it uses less digits than its factorization.

6220655620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67227 (or 67225 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 6220655620 is about 78871.1329955390. The cubic root of 6220655620 is about 1839.1284092708.

The spelling of 6220655620 in words is "six billion, two hundred twenty million, six hundred fifty-five thousand, six hundred twenty".