225475315394 has 16 divisors (see below), whose sum is σ = 386657984256. Its totient is φ = 96600060000.

The previous prime is 225475315379. The next prime is 225475315421. The reversal of 225475315394 is 493513574522.

It is a Curzon 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, 2641322 + ... + 2725349.

It is an arithmetic number, because the mean of its divisors is an integer number (24166124016).

Almost surely, 2^225475315394 is an apocalyptic number.

225475315394 is a deficient number, since it is larger than the sum of its proper divisors (161182668862).

225475315394 is a wasteful number, since it uses less digits than its factorization.

225475315394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5369681.

The product of its digits is 4536000, while the sum is 50.

The spelling of 225475315394 in words is "two hundred twenty-five billion, four hundred seventy-five million, three hundred fifteen thousand, three hundred ninety-four".