225242412554 has 4 divisors (see below), whose sum is σ = 337863618834. Its totient is φ = 112621206276.

The previous prime is 225242412497. The next prime is 225242412557. The reversal of 225242412554 is 455214242522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 145477402225 + 79765010329 = 381415^2 + 282427^2 .

It is not an unprimeable number, because it can be changed into a prime (225242412557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56310603137 + ... + 56310603140.

Almost surely, 2^225242412554 is an apocalyptic number.

225242412554 is a deficient number, since it is larger than the sum of its proper divisors (112621206280).

225242412554 is a wasteful number, since it uses less digits than its factorization.

225242412554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112621206279.

The product of its digits is 256000, while the sum is 38.

The spelling of 225242412554 in words is "two hundred twenty-five billion, two hundred forty-two million, four hundred twelve thousand, five hundred fifty-four".