225131747606 has 4 divisors (see below), whose sum is σ = 337697621412. Its totient is φ = 112565873802.

The previous prime is 225131747569. The next prime is 225131747641. The reversal of 225131747606 is 606747131522.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56282936900 + ... + 56282936903.

It is an arithmetic number, because the mean of its divisors is an integer number (84424405353).

Almost surely, 2^225131747606 is an apocalyptic number.

225131747606 is a deficient number, since it is larger than the sum of its proper divisors (112565873806).

225131747606 is a wasteful number, since it uses less digits than its factorization.

225131747606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112565873805.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 225131747606 in words is "two hundred twenty-five billion, one hundred thirty-one million, seven hundred forty-seven thousand, six hundred six".