452271117442 has 8 divisors (see below), whose sum is σ = 678411385596. Its totient is φ = 226133988912.

The previous prime is 452271117433. The next prime is 452271117457. The reversal of 452271117442 is 244711172254.

It can be written as a sum of positive squares in 2 ways, for example, as 405783014121 + 46488103321 = 637011^2 + 215611^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 452271117395 and 452271117404.

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, 383773 + ... + 1025584.

Almost surely, 2^452271117442 is an apocalyptic number.

452271117442 is a deficient number, since it is larger than the sum of its proper divisors (226140268154).

452271117442 is a wasteful number, since it uses less digits than its factorization.

452271117442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569812.

The product of its digits is 125440, while the sum is 40.

Adding to 452271117442 its reverse (244711172254), we get a palindrome (696982289696).

The spelling of 452271117442 in words is "four hundred fifty-two billion, two hundred seventy-one million, one hundred seventeen thousand, four hundred forty-two".