51014044012 has 12 divisors (see below), whose sum is σ = 89288002216. Its totient is φ = 25503186240.

The previous prime is 51014043937. The next prime is 51014044063. The reversal of 51014044012 is 21044041015.

It is a super-2 number, since 2×51014044012² (a number of 22 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 928914 + ... + 982297.

Almost surely, 2^51014044012 is an apocalyptic number.

It is an amenable number.

51014044012 is a deficient number, since it is larger than the sum of its proper divisors (38273958204).

51014044012 is a wasteful number, since it uses less digits than its factorization.

51014044012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917888 (or 1917886 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 51014044012 its reverse (21044041015), we get a palindrome (72058085027).

The spelling of 51014044012 in words is "fifty-one billion, fourteen million, forty-four thousand, twelve".