225403056045 has 16 divisors (see below), whose sum is σ = 400716544320. Its totient is φ = 120214963152.

The previous prime is 225403056029. The next prime is 225403056071. The reversal of 225403056045 is 540650304522.

225403056045 is a `hidden beast` number, since 2 + 2 + 5 + 40 + 3 + 0 + 5 + 604 + 5 = 666.

It is not a de Polignac number, because 225403056045 - 2⁴ = 225403056029 is a prime.

It is a super-2 number, since 2×225403056045² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 834825999 + ... + 834826268.

It is an arithmetic number, because the mean of its divisors is an integer number (25044784020).

Almost surely, 2^225403056045 is an apocalyptic number.

It is an amenable number.

225403056045 is a deficient number, since it is larger than the sum of its proper divisors (175313488275).

225403056045 is a wasteful number, since it uses less digits than its factorization.

225403056045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669652281 (or 1669652275 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 225403056045 in words is "two hundred twenty-five billion, four hundred three million, fifty-six thousand, forty-five".