225250365265440 has 96 divisors (see below), whose sum is σ = 709543896344640. Its totient is φ = 60066319985664.

The previous prime is 225250365265439. The next prime is 225250365265487. The reversal of 225250365265440 is 44562563052522.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66010507 + ... + 69338933.

It is an arithmetic number, because the mean of its divisors is an integer number (7391082253590).

Almost surely, 2^{225250365265440} is an apocalyptic number.

225250365265440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225250365265440 is an abundant number, since it is smaller than the sum of its proper divisors (484293531079200).

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

225250365265440 is a wasteful number, since it uses less digits than its factorization.

225250365265440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3469434 (or 3469426 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 51.

The spelling of 225250365265440 in words is "two hundred twenty-five trillion, two hundred fifty billion, three hundred sixty-five million, two hundred sixty-five thousand, four hundred forty".