6228339444990 has 288 divisors, whose sum is σ = 18592936296480. Its totient is φ = 1434021428736.

The previous prime is 6228339444983. The next prime is 6228339445033. The reversal of 6228339444990 is 994449338226.

6228339444990 is a `hidden beast` number, since 6 + 2 + 28 + 33 + 94 + 4 + 499 + 0 = 666.

It is a super-2 number, since 2×6228339444990² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 138714984 + ... + 138759876.

It is an arithmetic number, because the mean of its divisors is an integer number (64558806585).

Almost surely, 2^{6228339444990} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6228339444990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9296468148240).

6228339444990 is an abundant number, since it is smaller than the sum of its proper divisors (12364596851490).

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

6228339444990 is a wasteful number, since it uses less digits than its factorization.

6228339444990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45096 (or 45014 counting only the distinct ones).

The product of its (nonzero) digits is 80621568, while the sum is 63.

The spelling of 6228339444990 in words is "six trillion, two hundred twenty-eight billion, three hundred thirty-nine million, four hundred forty-four thousand, nine hundred ninety".