225136464627 has 4 divisors (see below), whose sum is σ = 300181952840. Its totient is φ = 150090976416.

The previous prime is 225136464587. The next prime is 225136464629. The reversal of 225136464627 is 726464631522.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 225136464627 - 2⁶ = 225136464563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225136464629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37522744102 + ... + 37522744107.

It is an arithmetic number, because the mean of its divisors is an integer number (75045488210).

Almost surely, 2^225136464627 is an apocalyptic number.

225136464627 is a deficient number, since it is larger than the sum of its proper divisors (75045488213).

225136464627 is an equidigital number, since it uses as much as digits as its factorization.

225136464627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75045488212.

The product of its digits is 2903040, while the sum is 48.

The spelling of 225136464627 in words is "two hundred twenty-five billion, one hundred thirty-six million, four hundred sixty-four thousand, six hundred twenty-seven".