51106110556 has 12 divisors (see below), whose sum is σ = 89775754992. Its totient is φ = 25455894848.

The previous prime is 51106110553. The next prime is 51106110589. The reversal of 51106110556 is 65501160115.

It is a super-2 number, since 2×51106110556² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51106110553) 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 3 ways as a sum of consecutive naturals, for example, 24288925 + ... + 24291028.

It is an arithmetic number, because the mean of its divisors is an integer number (7481312916).

Almost surely, 2^51106110556 is an apocalyptic number.

It is an amenable number.

51106110556 is a deficient number, since it is larger than the sum of its proper divisors (38669644436).

51106110556 is a wasteful number, since it uses less digits than its factorization.

51106110556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48580220 (or 48580218 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 51106110556 in words is "fifty-one billion, one hundred six million, one hundred ten thousand, five hundred fifty-six".