51825903105 has 32 divisors (see below), whose sum is σ = 86552294400. Its totient is φ = 26430909120.

The previous prime is 51825903091. The next prime is 51825903121. The reversal of 51825903105 is 50130952815.

It is not a de Polignac number, because 51825903105 - 2⁷ = 51825902977 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1253046 + ... + 1293744.

It is an arithmetic number, because the mean of its divisors is an integer number (2704759200).

Almost surely, 2^51825903105 is an apocalyptic number.

It is an amenable number.

51825903105 is a deficient number, since it is larger than the sum of its proper divisors (34726391295).

51825903105 is a wasteful number, since it uses less digits than its factorization.

51825903105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44421.

The product of its (nonzero) digits is 54000, while the sum is 39.

The spelling of 51825903105 in words is "fifty-one billion, eight hundred twenty-five million, nine hundred three thousand, one hundred five".