225126646575 has 24 divisors (see below), whose sum is σ = 372368000256. Its totient is φ = 120016380000.

The previous prime is 225126646561. The next prime is 225126646607. The reversal of 225126646575 is 575646621522.

It is not a de Polignac number, because 225126646575 - 2⁷ = 225126646447 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 (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 462061 + ... + 814710.

It is an arithmetic number, because the mean of its divisors is an integer number (15515333344).

Almost surely, 2^225126646575 is an apocalyptic number.

225126646575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225126646575 is a deficient number, since it is larger than the sum of its proper divisors (147241353681).

225126646575 is a wasteful number, since it uses less digits than its factorization.

225126646575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279135 (or 1279130 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 51.

The spelling of 225126646575 in words is "two hundred twenty-five billion, one hundred twenty-six million, six hundred forty-six thousand, five hundred seventy-five".