51116506130 has 16 divisors (see below), whose sum is σ = 92958266520. Its totient is φ = 20235812352.

The previous prime is 51116506079. The next prime is 51116506159. The reversal of 51116506130 is 3160561115.

It can be written as a sum of positive squares in 4 ways, for example, as 48056093089 + 3060413041 = 219217^2 + 55321^2 .

It is a super-2 number, since 2×51116506130² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51116506093 and 51116506102.

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, 26347745 + ... + 26349684.

Almost surely, 2^51116506130 is an apocalyptic number.

51116506130 is a deficient number, since it is larger than the sum of its proper divisors (41841760390).

51116506130 is a wasteful number, since it uses less digits than its factorization.

51116506130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52697533.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 51116506130 in words is "fifty-one billion, one hundred sixteen million, five hundred six thousand, one hundred thirty".