52423145234 has 4 divisors (see below), whose sum is σ = 78634717854. Its totient is φ = 26211572616.

The previous prime is 52423145213. The next prime is 52423145249. The reversal of 52423145234 is 43254132425.

It is a happy number.

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., 51077356009 + 1345789225 = 226003^2 + 36685^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52423145194 and 52423145203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13105786307 + ... + 13105786310.

Almost surely, 2^52423145234 is an apocalyptic number.

52423145234 is a deficient number, since it is larger than the sum of its proper divisors (26211572620).

52423145234 is a wasteful number, since it uses less digits than its factorization.

52423145234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26211572619.

The product of its digits is 115200, while the sum is 35.

Adding to 52423145234 its reverse (43254132425), we get a palindrome (95677277659).

The spelling of 52423145234 in words is "fifty-two billion, four hundred twenty-three million, one hundred forty-five thousand, two hundred thirty-four".