52550133442 has 4 divisors (see below), whose sum is σ = 78825200166. Its totient is φ = 26275066720.

The previous prime is 52550133439. The next prime is 52550133463. The reversal of 52550133442 is 24433105525.

52550133442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 48743366841 + 3806766601 = 220779^2 + 61699^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52550133398 and 52550133407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13137533359 + ... + 13137533362.

Almost surely, 2^52550133442 is an apocalyptic number.

52550133442 is a deficient number, since it is larger than the sum of its proper divisors (26275066724).

52550133442 is a wasteful number, since it uses less digits than its factorization.

52550133442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26275066723.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 52550133442 its reverse (24433105525), we get a palindrome (76983238967).

The spelling of 52550133442 in words is "fifty-two billion, five hundred fifty million, one hundred thirty-three thousand, four hundred forty-two".