225431787134522 has 8 divisors (see below), whose sum is σ = 338739883296672. Its totient is φ = 112518492702300.

The previous prime is 225431787134503. The next prime is 225431787134573.

It is a happy number.

225431787134522 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98700431054 + ... + 98700433337.

It is an arithmetic number, because the mean of its divisors is an integer number (42342485412084).

Almost surely, 2^{225431787134522} is an apocalyptic number.

225431787134522 is a deficient number, since it is larger than the sum of its proper divisors (113308096162150).

225431787134522 is a wasteful number, since it uses less digits than its factorization.

225431787134522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197400864964.

The product of its digits is 22579200, while the sum is 56.

The spelling of 225431787134522 in words is "two hundred twenty-five trillion, four hundred thirty-one billion, seven hundred eighty-seven million, one hundred thirty-four thousand, five hundred twenty-two".