451513351323 has 12 divisors (see below), whose sum is σ = 652963300080. Its totient is φ = 300650124816.

The previous prime is 451513351291. The next prime is 451513351363. The reversal of 451513351323 is 323153315154.

451513351323 is a `hidden beast` number, since 4 + 5 + 1 + 5 + 133 + 513 + 2 + 3 = 666.

It is not a de Polignac number, because 451513351323 - 2⁵ = 451513351291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451513351363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29890036 + ... + 29905137.

It is an arithmetic number, because the mean of its divisors is an integer number (54413608340).

Almost surely, 2^451513351323 is an apocalyptic number.

451513351323 is a deficient number, since it is larger than the sum of its proper divisors (201449948757).

451513351323 is a wasteful number, since it uses less digits than its factorization.

451513351323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59796018 (or 59796015 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

Adding to 451513351323 its reverse (323153315154), we get a palindrome (774666666477).

The spelling of 451513351323 in words is "four hundred fifty-one billion, five hundred thirteen million, three hundred fifty-one thousand, three hundred twenty-three".