51045325203 has 16 divisors (see below), whose sum is σ = 70388398080. Its totient is φ = 32884565376.

The previous prime is 51045325193. The next prime is 51045325229. The reversal of 51045325203 is 30252354015.

It is not a de Polignac number, because 51045325203 - 2⁴ = 51045325187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51045325283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2280150 + ... + 2302427.

It is an arithmetic number, because the mean of its divisors is an integer number (4399274880).

Almost surely, 2^51045325203 is an apocalyptic number.

51045325203 is a deficient number, since it is larger than the sum of its proper divisors (19343072877).

51045325203 is a wasteful number, since it uses less digits than its factorization.

51045325203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582706.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 51045325203 its reverse (30252354015), we get a palindrome (81297679218).

The spelling of 51045325203 in words is "fifty-one billion, forty-five million, three hundred twenty-five thousand, two hundred three".