52228969873 has 4 divisors (see below), whose sum is σ = 52254713140. Its totient is φ = 52203226608.

The previous prime is 52228969867. The next prime is 52228969957. The reversal of 52228969873 is 37896982225.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24109704529 + 28119265344 = 155273^2 + 167688^2 .

It is a cyclic number.

It is not a de Polignac number, because 52228969873 - 2⁵ = 52228969841 is a prime.

It is a super-2 number, since 2×52228969873² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52228969853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12868590 + ... + 12872647.

It is an arithmetic number, because the mean of its divisors is an integer number (13063678285).

Almost surely, 2^52228969873 is an apocalyptic number.

It is an amenable number.

52228969873 is a deficient number, since it is larger than the sum of its proper divisors (25743267).

52228969873 is a wasteful number, since it uses less digits than its factorization.

52228969873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25743266.

The product of its digits is 26127360, while the sum is 61.

The spelling of 52228969873 in words is "fifty-two billion, two hundred twenty-eight million, nine hundred sixty-nine thousand, eight hundred seventy-three".