225533042140 has 24 divisors (see below), whose sum is σ = 541279301472. Its totient is φ = 77325614400.

The previous prime is 225533042131. The next prime is 225533042159. The reversal of 225533042140 is 41240335522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805475011 + ... + 805475290.

It is an arithmetic number, because the mean of its divisors is an integer number (22553304228).

Almost surely, 2^225533042140 is an apocalyptic number.

225533042140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225533042140 is an abundant number, since it is smaller than the sum of its proper divisors (315746259332).

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

225533042140 is a wasteful number, since it uses less digits than its factorization.

225533042140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1610950317 (or 1610950315 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 225533042140 its reverse (41240335522), we get a palindrome (266773377662).

The spelling of 225533042140 in words is "two hundred twenty-five billion, five hundred thirty-three million, forty-two thousand, one hundred forty".