51080514064 has 20 divisors (see below), whose sum is σ = 99948385260. Its totient is φ = 25287382400.

The previous prime is 51080514061. The next prime is 51080514127. The reversal of 51080514064 is 46041508015.

It can be written as a sum of positive squares in 2 ways, for example, as 31229958400 + 19850555664 = 176720^2 + 140892^2 .

It is not an unprimeable number, because it can be changed into a prime (51080514061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15802999 + ... + 15806230.

It is an arithmetic number, because the mean of its divisors is an integer number (4997419263).

Almost surely, 2^51080514064 is an apocalyptic number.

It is an amenable number.

51080514064 is a deficient number, since it is larger than the sum of its proper divisors (48867871196).

51080514064 is a wasteful number, since it uses less digits than its factorization.

51080514064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31609338 (or 31609332 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 34.

It can be divided in two parts, 5108051 and 4064, that added together give a palindrome (5112115).

The spelling of 51080514064 in words is "fifty-one billion, eighty million, five hundred fourteen thousand, sixty-four".