52852752779 has 16 divisors (see below), whose sum is σ = 57244422144. Its totient is φ = 48653589600.

The previous prime is 52852752671. The next prime is 52852752781. The reversal of 52852752779 is 97725725825.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52852752779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52852758779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75719 + ... + 333824.

It is an arithmetic number, because the mean of its divisors is an integer number (3577776384).

Almost surely, 2^52852752779 is an apocalyptic number.

52852752779 is a deficient number, since it is larger than the sum of its proper divisors (4391669365).

52852752779 is a wasteful number, since it uses less digits than its factorization.

52852752779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409778.

The product of its digits is 24696000, while the sum is 59.

The spelling of 52852752779 in words is "fifty-two billion, eight hundred fifty-two million, seven hundred fifty-two thousand, seven hundred seventy-nine".