225012355540 has 48 divisors (see below), whose sum is σ = 548882619264. Its totient is φ = 75882384000.

The previous prime is 225012355523. The next prime is 225012355591. The reversal of 225012355540 is 45553210522.

It is a junction number, because it is equal to n+sod(n) for n = 225012355496 and 225012355505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13165486 + ... + 13182565.

It is an arithmetic number, because the mean of its divisors is an integer number (11435054568).

Almost surely, 2^225012355540 is an apocalyptic number.

225012355540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225012355540 is an abundant number, since it is smaller than the sum of its proper divisors (323870263724).

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

225012355540 is a wasteful number, since it uses less digits than its factorization.

225012355540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26348128 (or 26348126 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 225012355540 in words is "two hundred twenty-five billion, twelve million, three hundred fifty-five thousand, five hundred forty".