228418099386 has 32 divisors (see below), whose sum is σ = 459379926720. Its totient is φ = 75715790976.

The previous prime is 228418099373. The next prime is 228418099387. The reversal of 228418099386 is 683990814822.

It is a super-2 number, since 2×228418099386² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (228418099387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2422945 + ... + 2515451.

It is an arithmetic number, because the mean of its divisors is an integer number (14355622710).

Almost surely, 2^228418099386 is an apocalyptic number.

228418099386 is an abundant number, since it is smaller than the sum of its proper divisors (230961827334).

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

228418099386 is a wasteful number, since it uses less digits than its factorization.

228418099386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94798.

The product of its (nonzero) digits is 11943936, while the sum is 60.

The spelling of 228418099386 in words is "two hundred twenty-eight billion, four hundred eighteen million, ninety-nine thousand, three hundred eighty-six".