452173365481 has 4 divisors (see below), whose sum is σ = 454880990592. Its totient is φ = 449465740372.

The previous prime is 452173365373. The next prime is 452173365491. The reversal of 452173365481 is 184563371254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 452173365481 - 2⁹ = 452173364969 is a prime.

It is a super-2 number, since 2×452173365481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (452173365491) 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, 1353812305 + ... + 1353812638.

It is an arithmetic number, because the mean of its divisors is an integer number (113720247648).

Almost surely, 2^452173365481 is an apocalyptic number.

It is an amenable number.

452173365481 is a deficient number, since it is larger than the sum of its proper divisors (2707625111).

452173365481 is a wasteful number, since it uses less digits than its factorization.

452173365481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707625110.

The product of its digits is 2419200, while the sum is 49.

The spelling of 452173365481 in words is "four hundred fifty-two billion, one hundred seventy-three million, three hundred sixty-five thousand, four hundred eighty-one".