52768016556 has 12 divisors (see below), whose sum is σ = 123125371992. Its totient is φ = 17589338848.

The previous prime is 52768016519. The next prime is 52768016599. The reversal of 52768016556 is 65561086725.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52768016556² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 52768016499 and 52768016508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2198667345 + ... + 2198667368.

It is an arithmetic number, because the mean of its divisors is an integer number (10260447666).

Almost surely, 2^52768016556 is an apocalyptic number.

It is an amenable number.

52768016556 is an abundant number, since it is smaller than the sum of its proper divisors (70357355436).

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

52768016556 is a wasteful number, since it uses less digits than its factorization.

52768016556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4397334720 (or 4397334718 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 52768016556 in words is "fifty-two billion, seven hundred sixty-eight million, sixteen thousand, five hundred fifty-six".