445323455452 has 12 divisors (see below), whose sum is σ = 779511441240. Its totient is φ = 222605900816.

The previous prime is 445323455449. The next prime is 445323455453. The reversal of 445323455452 is 254554323544.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445323455453) 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, 13938778 + ... + 13970689.

It is an arithmetic number, because the mean of its divisors is an integer number (64959286770).

Almost surely, 2^445323455452 is an apocalyptic number.

It is an amenable number.

445323455452 is a deficient number, since it is larger than the sum of its proper divisors (334187985788).

445323455452 is a wasteful number, since it uses less digits than its factorization.

445323455452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27913460 (or 27913458 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 46.

Adding to 445323455452 its reverse (254554323544), we get a palindrome (699877778996).

The spelling of 445323455452 in words is "four hundred forty-five billion, three hundred twenty-three million, four hundred fifty-five thousand, four hundred fifty-two".