225613424545 has 8 divisors (see below), whose sum is σ = 271606645440. Its totient is φ = 179910382320.

The previous prime is 225613424537. The next prime is 225613424587. The reversal of 225613424545 is 545424316522.

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

It is not a de Polignac number, because 225613424545 - 2³ = 225613424537 is a prime.

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, 72542955 + ... + 72546064.

It is an arithmetic number, because the mean of its divisors is an integer number (33950830680).

Almost surely, 2^225613424545 is an apocalyptic number.

It is an amenable number.

225613424545 is a deficient number, since it is larger than the sum of its proper divisors (45993220895).

225613424545 is a wasteful number, since it uses less digits than its factorization.

225613424545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145089335.

The product of its digits is 1152000, while the sum is 43.

The spelling of 225613424545 in words is "two hundred twenty-five billion, six hundred thirteen million, four hundred twenty-four thousand, five hundred forty-five".