6220618752 has 88 divisors (see below), whose sum is σ = 16828239616. Its totient is φ = 2042523648.

The previous prime is 6220618741. The next prime is 6220618759. The reversal of 6220618752 is 2578160226.

It is a self number, because there is not a number n which added to its sum of digits gives 6220618752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6220618759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 190713 + ... + 220935.

Almost surely, 2^6220618752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6220618752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8414119808).

6220618752 is an abundant number, since it is smaller than the sum of its proper divisors (10607620864).

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

6220618752 is a wasteful number, since it uses less digits than its factorization.

6220618752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30313 (or 30295 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 6220618752 is about 78870.8992721650. The cubic root of 6220618752 is about 1839.1247759389.

Adding to 6220618752 its reverse (2578160226), we get a palindrome (8798778978).

The spelling of 6220618752 in words is "six billion, two hundred twenty million, six hundred eighteen thousand, seven hundred fifty-two".