51444104434 has 8 divisors (see below), whose sum is σ = 77167186560. Its totient is φ = 25721708916.

The previous prime is 51444104431. The next prime is 51444104477. The reversal of 51444104434 is 43440144415.

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

It is a self number, because there is not a number n which added to its sum of digits gives 51444104434.

It is not an unprimeable number, because it can be changed into a prime (51444104431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104547 + ... + 337369.

It is an arithmetic number, because the mean of its divisors is an integer number (9645898320).

Almost surely, 2^51444104434 is an apocalyptic number.

51444104434 is a deficient number, since it is larger than the sum of its proper divisors (25723082126).

51444104434 is a wasteful number, since it uses less digits than its factorization.

51444104434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343304.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 51444104434 its reverse (43440144415), we get a palindrome (94884248849).

The spelling of 51444104434 in words is "fifty-one billion, four hundred forty-four million, one hundred four thousand, four hundred thirty-four".