225110663550 has 144 divisors (see below), whose sum is σ = 614333773872. Its totient is φ = 59084467200.

The previous prime is 225110663507. The next prime is 225110663599. The reversal of 225110663550 is 55366011522.

225110663550 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 10 + 6 + 635 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 49353270 + ... + 49357830.

It is an arithmetic number, because the mean of its divisors is an integer number (4266206763).

Almost surely, 2^225110663550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225110663550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (307166886936).

225110663550 is an abundant number, since it is smaller than the sum of its proper divisors (389223110322).

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

225110663550 is a wasteful number, since it uses less digits than its factorization.

225110663550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 225110663550 in words is "two hundred twenty-five billion, one hundred ten million, six hundred sixty-three thousand, five hundred fifty".