222820818260416 has 224 divisors, whose sum is σ = 459191011195008. Its totient is φ = 107226818150400.

The previous prime is 222820818260393. The next prime is 222820818260461. The reversal of 222820818260416 is 614062818028222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13542860446 + ... + 13542876898.

Almost surely, 2^{222820818260416} 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 222820818260416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229595505597504).

222820818260416 is an abundant number, since it is smaller than the sum of its proper divisors (236370192934592).

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

222820818260416 is a wasteful number, since it uses less digits than its factorization.

222820818260416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16999 (or 16989 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 52.

The spelling of 222820818260416 in words is "two hundred twenty-two trillion, eight hundred twenty billion, eight hundred eighteen million, two hundred sixty thousand, four hundred sixteen".