452316225545 has 16 divisors (see below), whose sum is σ = 543320401680. Its totient is φ = 361492521984.

The previous prime is 452316225539. The next prime is 452316225553. The reversal of 452316225545 is 545522613254.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 36676846144 + 415639379401 = 191512^2 + 644701^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-452316225545 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 452316225496 and 452316225505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31210661 + ... + 31225149.

It is an arithmetic number, because the mean of its divisors is an integer number (33957525105).

Almost surely, 2^452316225545 is an apocalyptic number.

It is an amenable number.

452316225545 is a deficient number, since it is larger than the sum of its proper divisors (91004176135).

452316225545 is a wasteful number, since it uses less digits than its factorization.

452316225545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20284.

The product of its digits is 1440000, while the sum is 44.

Adding to 452316225545 its reverse (545522613254), we get a palindrome (997838838799).

The spelling of 452316225545 in words is "four hundred fifty-two billion, three hundred sixteen million, two hundred twenty-five thousand, five hundred forty-five".