51054444002 has 16 divisors (see below), whose sum is σ = 78227199360. Its totient is φ = 24978935088.

The previous prime is 51054443977. The next prime is 51054444011. The reversal of 51054444002 is 20044445015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423749 + ... + 530727.

It is an arithmetic number, because the mean of its divisors is an integer number (4889199960).

Almost surely, 2^51054444002 is an apocalyptic number.

51054444002 is a deficient number, since it is larger than the sum of its proper divisors (27172755358).

51054444002 is a wasteful number, since it uses less digits than its factorization.

51054444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112105.

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 51054444002 its reverse (20044445015), we get a palindrome (71098889017).

The spelling of 51054444002 in words is "fifty-one billion, fifty-four million, four hundred forty-four thousand, two".