4242226458820 has 288 divisors, whose sum is σ = 11189383632000. Its totient is φ = 1342545684480.

The previous prime is 4242226458803. The next prime is 4242226458851. The reversal of 4242226458820 is 288546222424.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 655774546 + ... + 655781014.

It is an arithmetic number, because the mean of its divisors is an integer number (38852026500).

Almost surely, 2^{4242226458820} 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 4242226458820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5594691816000).

4242226458820 is an abundant number, since it is smaller than the sum of its proper divisors (6947157173180).

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

4242226458820 is a wasteful number, since it uses less digits than its factorization.

4242226458820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7411 (or 7402 counting only the distinct ones).

The product of its (nonzero) digits is 3932160, while the sum is 49.

The spelling of 4242226458820 in words is "four trillion, two hundred forty-two billion, two hundred twenty-six million, four hundred fifty-eight thousand, eight hundred twenty".