452380009538 has 4 divisors (see below), whose sum is σ = 678570014310. Its totient is φ = 226190004768.

The previous prime is 452380009531. The next prime is 452380009649. The reversal of 452380009538 is 835900083254.

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

It can be written as a sum of positive squares in only one way, i.e., 241958723449 + 210421286089 = 491893^2 + 458717^2 .

It is a junction number, because it is equal to n+sod(n) for n = 452380009492 and 452380009501.

It is not an unprimeable number, because it can be changed into a prime (452380009531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113095002383 + ... + 113095002386.

Almost surely, 2^452380009538 is an apocalyptic number.

452380009538 is a deficient number, since it is larger than the sum of its proper divisors (226190004772).

452380009538 is a wasteful number, since it uses less digits than its factorization.

452380009538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226190004771.

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 452380009538 in words is "four hundred fifty-two billion, three hundred eighty million, nine thousand, five hundred thirty-eight".