225656107545 has 32 divisors (see below), whose sum is σ = 394536852864. Its totient is φ = 109224473600.

The previous prime is 225656107517. The next prime is 225656107583. The reversal of 225656107545 is 545701656522.

It is not a de Polignac number, because 225656107545 - 2³² = 221361140249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225656107494 and 225656107503.

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 31 ways as a sum of consecutive naturals, for example, 1055286 + ... + 1250975.

It is an arithmetic number, because the mean of its divisors is an integer number (12329276652).

Almost surely, 2^225656107545 is an apocalyptic number.

It is an amenable number.

225656107545 is a deficient number, since it is larger than the sum of its proper divisors (168880745319).

225656107545 is a wasteful number, since it uses less digits than its factorization.

225656107545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306873.

The product of its (nonzero) digits is 2520000, while the sum is 48.

The spelling of 225656107545 in words is "two hundred twenty-five billion, six hundred fifty-six million, one hundred seven thousand, five hundred forty-five".