225885449088 has 320 divisors, whose sum is σ = 725087563200. Its totient is φ = 69393272832.

The previous prime is 225885449051. The next prime is 225885449107. The reversal of 225885449088 is 880944588522.

225885449088 is a `hidden beast` number, since 2 + 2 + 5 + 8 + 8 + 544 + 9 + 0 + 88 = 666.

It is a super-2 number, since 2×225885449088² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 140039770 + ... + 140041382.

It is an arithmetic number, because the mean of its divisors is an integer number (2265898635).

Almost surely, 2^225885449088 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 225885449088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362543781600).

225885449088 is an abundant number, since it is smaller than the sum of its proper divisors (499202114112).

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

225885449088 is a wasteful number, since it uses less digits than its factorization.

225885449088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691 (or 2670 counting only the distinct ones).

The product of its (nonzero) digits is 58982400, while the sum is 63.

The spelling of 225885449088 in words is "two hundred twenty-five billion, eight hundred eighty-five million, four hundred forty-nine thousand, eighty-eight".