451151447782 has 8 divisors (see below), whose sum is σ = 773402481936. Its totient is φ = 193350620472.

The previous prime is 451151447777. The next prime is 451151447783. The reversal of 451151447782 is 287744151154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (451151447783) 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 3 ways as a sum of consecutive naturals, for example, 16112551693 + ... + 16112551720.

It is an arithmetic number, because the mean of its divisors is an integer number (96675310242).

Almost surely, 2^451151447782 is an apocalyptic number.

451151447782 is a deficient number, since it is larger than the sum of its proper divisors (322251034154).

451151447782 is a wasteful number, since it uses less digits than its factorization.

451151447782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32225103422.

The product of its digits is 1254400, while the sum is 49.

The spelling of 451151447782 in words is "four hundred fifty-one billion, one hundred fifty-one million, four hundred forty-seven thousand, seven hundred eighty-two".