226542025188 has 144 divisors (see below), whose sum is σ = 601379251200. Its totient is φ = 71808871680.

The previous prime is 226542025163. The next prime is 226542025189. The reversal of 226542025188 is 881520245622.

226542025188 is a `hidden beast` number, since 2 + 2 + 6 + 542 + 0 + 25 + 1 + 88 = 666.

It is not an unprimeable number, because it can be changed into a prime (226542025189) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35543970 + ... + 35550342.

It is an arithmetic number, because the mean of its divisors is an integer number (4176244800).

Almost surely, 2^226542025188 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 226542025188, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300689625600).

226542025188 is an abundant number, since it is smaller than the sum of its proper divisors (374837226012).

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

226542025188 is a wasteful number, since it uses less digits than its factorization.

226542025188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6922 (or 6917 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 45.

The spelling of 226542025188 in words is "two hundred twenty-six billion, five hundred forty-two million, twenty-five thousand, one hundred eighty-eight".