51788499036272 has 40 divisors (see below), whose sum is σ = 101118345876240. Its totient is φ = 25693489635840.

The previous prime is 51788499036227. The next prime is 51788499036283. The reversal of 51788499036272 is 27263099488715.

51788499036272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 51788499036196 and 51788499036205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15974318 + ... + 18940850.

It is an arithmetic number, because the mean of its divisors is an integer number (2527958646906).

It is a 2-persistent number, because it is pandigital, and so is 2⋅51788499036272 = 103576998072544, but 3⋅51788499036272 = 155365497108816 is not.

Almost surely, 2^{51788499036272} is an apocalyptic number.

It is an amenable number.

51788499036272 is a deficient number, since it is larger than the sum of its proper divisors (49329846839968).

51788499036272 is a wasteful number, since it uses less digits than its factorization.

51788499036272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975001 (or 2974995 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 71.

The spelling of 51788499036272 in words is "fifty-one trillion, seven hundred eighty-eight billion, four hundred ninety-nine million, thirty-six thousand, two hundred seventy-two".