225642146575 has 24 divisors (see below), whose sum is σ = 289549213200. Its totient is φ = 174225999360.

The previous prime is 225642146567. The next prime is 225642146581. The reversal of 225642146575 is 575641246522.

225642146575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 225642146575 - 2³ = 225642146567 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1998996 + ... + 2108854.

It is an arithmetic number, because the mean of its divisors is an integer number (12064550550).

Almost surely, 2^225642146575 is an apocalyptic number.

225642146575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225642146575 is a deficient number, since it is larger than the sum of its proper divisors (63907066625).

225642146575 is a wasteful number, since it uses less digits than its factorization.

225642146575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112731 (or 112726 counting only the distinct ones).

The product of its digits is 4032000, while the sum is 49.

The spelling of 225642146575 in words is "two hundred twenty-five billion, six hundred forty-two million, one hundred forty-six thousand, five hundred seventy-five".