451443254342 has 16 divisors (see below), whose sum is σ = 679725355200. Its totient is φ = 224869608000.

The previous prime is 451443254329. The next prime is 451443254411. The reversal of 451443254342 is 243452344154.

It is a self number, because there is not a number n which added to its sum of digits gives 451443254342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246884 + ... + 981752.

It is an arithmetic number, because the mean of its divisors is an integer number (42482834700).

Almost surely, 2^451443254342 is an apocalyptic number.

451443254342 is a deficient number, since it is larger than the sum of its proper divisors (228282100858).

451443254342 is a wasteful number, since it uses less digits than its factorization.

451443254342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736031.

The product of its digits is 921600, while the sum is 41.

Adding to 451443254342 its reverse (243452344154), we get a palindrome (694895598496).

The spelling of 451443254342 in words is "four hundred fifty-one billion, four hundred forty-three million, two hundred fifty-four thousand, three hundred forty-two".