226111985288 has 180 divisors, whose sum is σ = 512354900565. Its totient is φ = 93544101504.

The previous prime is 226111985249. The next prime is 226111985303. The reversal of 226111985288 is 882589111622.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 225072438724 + 1039546564 = 474418^2 + 32242^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336238.

It is a super-2 number, since 2×226111985288² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3097424420 + ... + 3097424492.

Almost surely, 2^226111985288 is an apocalyptic number.

226111985288 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226111985288

226111985288 is an abundant number, since it is smaller than the sum of its proper divisors (286242915277).

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

226111985288 is an frugal number, since it uses more digits than its factorization.

226111985288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 129 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 53.

The spelling of 226111985288 in words is "two hundred twenty-six billion, one hundred eleven million, nine hundred eighty-five thousand, two hundred eighty-eight".