51128037827188 has 36 divisors (see below), whose sum is σ = 106502590441632. Its totient is φ = 21402434435760.

The previous prime is 51128037827129. The next prime is 51128037827239. The reversal of 51128037827188 is 88172873082115.

It is a super-2 number, since 2×51128037827188² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3033216408 + ... + 3033233263.

Almost surely, 2^{51128037827188} is an apocalyptic number.

It is an amenable number.

51128037827188 is an abundant number, since it is smaller than the sum of its proper divisors (55374552614444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51128037827188 is a wasteful number, since it uses less digits than its factorization.

51128037827188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6066449732 (or 6066449723 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 61.

The spelling of 51128037827188 in words is "fifty-one trillion, one hundred twenty-eight billion, thirty-seven million, eight hundred twenty-seven thousand, one hundred eighty-eight".