225253481546 has 8 divisors (see below), whose sum is σ = 340870313124. Its totient is φ = 111630043840.

The previous prime is 225253481527. The next prime is 225253481573. The reversal of 225253481546 is 645184352522.

It can be written as a sum of positive squares in 2 ways, for example, as 200803468321 + 24450013225 = 448111^2 + 156365^2 .

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 225253481546.

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, 498348185 + ... + 498348636.

Almost surely, 2^225253481546 is an apocalyptic number.

225253481546 is a deficient number, since it is larger than the sum of its proper divisors (115616831578).

225253481546 is a wasteful number, since it uses less digits than its factorization.

225253481546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996696936.

The product of its digits is 2304000, while the sum is 47.

The spelling of 225253481546 in words is "two hundred twenty-five billion, two hundred fifty-three million, four hundred eighty-one thousand, five hundred forty-six".