225416343572420 has 144 divisors (see below), whose sum is σ = 639071704430208. Its totient is φ = 64855051822080.

The previous prime is 225416343572389. The next prime is 225416343572449. The reversal of 225416343572420 is 24275343614522.

225416343572420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 432799649 + ... + 433320168.

It is an arithmetic number, because the mean of its divisors is an integer number (4437997947432).

Almost surely, 2^{225416343572420} is an apocalyptic number.

225416343572420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225416343572420 is an abundant number, since it is smaller than the sum of its proper divisors (413655360857788).

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

225416343572420 is a wasteful number, since it uses less digits than its factorization.

225416343572420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866119870 (or 866119855 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 50.

The spelling of 225416343572420 in words is "two hundred twenty-five trillion, four hundred sixteen billion, three hundred forty-three million, five hundred seventy-two thousand, four hundred twenty".