51051106005 has 16 divisors (see below), whose sum is σ = 81697299840. Its totient is φ = 27222079808.

The previous prime is 51051105991. The next prime is 51051106049. The reversal of 51051106005 is 50060115015.

It is a cyclic number.

It is not a de Polignac number, because 51051106005 - 2⁹ = 51051105493 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 241350 + ... + 400439.

It is an arithmetic number, because the mean of its divisors is an integer number (5106081240).

Almost surely, 2^51051106005 is an apocalyptic number.

It is an amenable number.

51051106005 is a deficient number, since it is larger than the sum of its proper divisors (30646193835).

51051106005 is a wasteful number, since it uses less digits than its factorization.

51051106005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647100.

The product of its (nonzero) digits is 750, while the sum is 24.

It can be divided in two parts, 5105110 and 6005, that added together give a palindrome (5111115).

The spelling of 51051106005 in words is "fifty-one billion, fifty-one million, one hundred six thousand, five".