51443422432 has 12 divisors (see below), whose sum is σ = 101279237976. Its totient is φ = 25721711200.

The previous prime is 51443422403. The next prime is 51443422519. The reversal of 51443422432 is 23422434415.

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 as a sum of consecutive naturals, namely, 803803444 + ... + 803803507.

It is an arithmetic number, because the mean of its divisors is an integer number (8439936498).

Almost surely, 2^51443422432 is an apocalyptic number.

It is an amenable number.

51443422432 is a deficient number, since it is larger than the sum of its proper divisors (49835815544).

51443422432 is a wasteful number, since it uses less digits than its factorization.

51443422432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607606961 (or 1607606953 counting only the distinct ones).

The product of its digits is 92160, while the sum is 34.

Adding to 51443422432 its reverse (23422434415), we get a palindrome (74865856847).

The spelling of 51443422432 in words is "fifty-one billion, four hundred forty-three million, four hundred twenty-two thousand, four hundred thirty-two".