225634350645 has 96 divisors (see below), whose sum is σ = 440932512384. Its totient is φ = 105784627200.

The previous prime is 225634350629. The next prime is 225634350653. The reversal of 225634350645 is 546053436522.

225634350645 is a `hidden beast` number, since 2 + 2 + 5 + 63 + 43 + 506 + 45 = 666.

It is not a de Polignac number, because 225634350645 - 2⁴ = 225634350629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 225634350645.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2244142 + ... + 2342528.

It is an arithmetic number, because the mean of its divisors is an integer number (4593047004).

Almost surely, 2^225634350645 is an apocalyptic number.

It is an amenable number.

225634350645 is a deficient number, since it is larger than the sum of its proper divisors (215298161739).

225634350645 is a wasteful number, since it uses less digits than its factorization.

225634350645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98563 (or 98560 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

The spelling of 225634350645 in words is "two hundred twenty-five billion, six hundred thirty-four million, three hundred fifty thousand, six hundred forty-five".