225375956378 has 8 divisors (see below), whose sum is σ = 339540196980. Its totient is φ = 112195890720.

The previous prime is 225375956321. The next prime is 225375956401. The reversal of 225375956378 is 873659573522.

It can be written as a sum of positive squares in 2 ways, for example, as 224072529769 + 1303426609 = 473363^2 + 36103^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 225375956378.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246043163 + ... + 246044078.

Almost surely, 2^225375956378 is an apocalyptic number.

225375956378 is a deficient number, since it is larger than the sum of its proper divisors (114164240602).

225375956378 is a wasteful number, since it uses less digits than its factorization.

225375956378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492087472.

The product of its digits is 95256000, while the sum is 62.

The spelling of 225375956378 in words is "two hundred twenty-five billion, three hundred seventy-five million, nine hundred fifty-six thousand, three hundred seventy-eight".