222338981376 has 140 divisors (see below), whose sum is σ = 666061984632. Its totient is φ = 74112869376.

The previous prime is 222338981357. The next prime is 222338981509. The reversal of 222338981376 is 673189833222.

222338981376 is a `hidden beast` number, since 2 + 223 + 389 + 8 + 1 + 37 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 75405 + ... + 671091.

Almost surely, 2^222338981376 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 222338981376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (333030992316).

222338981376 is an abundant number, since it is smaller than the sum of its proper divisors (443723003256).

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

222338981376 is an frugal number, since it uses more digits than its factorization.

222338981376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595723 (or 595692 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 222338981376 in words is "two hundred twenty-two billion, three hundred thirty-eight million, nine hundred eighty-one thousand, three hundred seventy-six".