52864646825 has 6 divisors (see below), whose sum is σ = 65552162094. Its totient is φ = 42291717440.

The previous prime is 52864646777. The next prime is 52864646831.

It is a happy number.

52864646825 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 14315643904 + 38549002921 = 119648^2 + 196339^2 .

It is not a de Polignac number, because 52864646825 - 2⁶ = 52864646761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1057292912 + ... + 1057292961.

It is an arithmetic number, because the mean of its divisors is an integer number (10925360349).

Almost surely, 2^52864646825 is an apocalyptic number.

It is an amenable number.

52864646825 is a deficient number, since it is larger than the sum of its proper divisors (12687515269).

52864646825 is a wasteful number, since it uses less digits than its factorization.

52864646825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2114585883 (or 2114585878 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 56.

The spelling of 52864646825 in words is "fifty-two billion, eight hundred sixty-four million, six hundred forty-six thousand, eight hundred twenty-five".