225648214898 has 6 divisors (see below), whose sum is σ = 338473330029. Its totient is φ = 112823771556.

The previous prime is 225648214849. The next prime is 225648214907. The reversal of 225648214898 is 898412846522.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 225603150529 + 45064369 = 474977^2 + 6713^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=335893.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 503840 + ... + 839732.

Almost surely, 2^225648214898 is an apocalyptic number.

225648214898 is a deficient number, since it is larger than the sum of its proper divisors (112825115131).

225648214898 is an frugal number, since it uses more digits than its factorization.

225648214898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671788 (or 335895 counting only the distinct ones).

The product of its digits is 17694720, while the sum is 59.

The spelling of 225648214898 in words is "two hundred twenty-five billion, six hundred forty-eight million, two hundred fourteen thousand, eight hundred ninety-eight".