451243013132 has 24 divisors (see below), whose sum is σ = 791157402000. Its totient is φ = 225198340416.

The previous prime is 451243013093. The next prime is 451243013141. The reversal of 451243013132 is 231310342154.

It is a junction number, because it is equal to n+sod(n) for n = 451243013095 and 451243013104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6240119 + ... + 6312017.

It is an arithmetic number, because the mean of its divisors is an integer number (32964891750).

Almost surely, 2^451243013132 is an apocalyptic number.

It is an amenable number.

451243013132 is a deficient number, since it is larger than the sum of its proper divisors (339914388868).

451243013132 is a wasteful number, since it uses less digits than its factorization.

451243013132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74825 (or 74823 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 451243013132 its reverse (231310342154), we get a palindrome (682553355286).

The spelling of 451243013132 in words is "four hundred fifty-one billion, two hundred forty-three million, thirteen thousand, one hundred thirty-two".