451432445012544 has 56 divisors (see below), whose sum is σ = 1194468104945728. Its totient is φ = 150470792640000.

The previous prime is 451432445012509. The next prime is 451432445012573. The reversal of 451432445012544 is 445210544234154.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 451432445012493 and 451432445012502.

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, 47926612 + ... + 56566995.

Almost surely, 2^{451432445012544} is an apocalyptic number.

It is an amenable number.

451432445012544 is an abundant number, since it is smaller than the sum of its proper divisors (743035659933184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

451432445012544 is a wasteful number, since it uses less digits than its factorization.

451432445012544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104516123 (or 104516113 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 48.

Adding to 451432445012544 its reverse (445210544234154), we get a palindrome (896642989246698).

The spelling of 451432445012544 in words is "four hundred fifty-one trillion, four hundred thirty-two billion, four hundred forty-five million, twelve thousand, five hundred forty-four".