51164062532 has 18 divisors (see below), whose sum is σ = 98416823694. Its totient is φ = 23256391840.

The previous prime is 51164062531. The next prime is 51164062571. The reversal of 51164062532 is 23526046115.

It can be written as a sum of positive squares in only one way, i.e., 36692934916 + 14471127616 = 191554^2 + 120296^2 .

It is a super-2 number, since 2×51164062532² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51164062492 and 51164062501.

It is not an unprimeable number, because it can be changed into a prime (51164062531) 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 5 ways as a sum of consecutive naturals, for example, 52854953 + ... + 52855920.

Almost surely, 2^51164062532 is an apocalyptic number.

It is an amenable number.

51164062532 is a deficient number, since it is larger than the sum of its proper divisors (47252761162).

51164062532 is a wasteful number, since it uses less digits than its factorization.

51164062532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105710899 (or 105710886 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 51164062532 in words is "fifty-one billion, one hundred sixty-four million, sixty-two thousand, five hundred thirty-two".