225054605545 has 16 divisors (see below), whose sum is σ = 336705072768. Its totient is φ = 140293779840.

The previous prime is 225054605497. The next prime is 225054605557. The reversal of 225054605545 is 545506450522.

It is not a de Polignac number, because 225054605545 - 2⁹ = 225054605033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292278324 + ... + 292279093.

It is an arithmetic number, because the mean of its divisors is an integer number (21044067048).

Almost surely, 2^225054605545 is an apocalyptic number.

It is an amenable number.

225054605545 is a deficient number, since it is larger than the sum of its proper divisors (111650467223).

225054605545 is a wasteful number, since it uses less digits than its factorization.

225054605545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584557440.

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 225054605545 in words is "two hundred twenty-five billion, fifty-four million, six hundred five thousand, five hundred forty-five".