52512120173042 has 4 divisors (see below), whose sum is σ = 78768180259566. Its totient is φ = 26256060086520.

The previous prime is 52512120173027. The next prime is 52512120173053. The reversal of 52512120173042 is 24037102121525.

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., 52511921673121 + 198499921 = 7246511^2 + 14089^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52512120172993 and 52512120173011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13128030043259 + ... + 13128030043262.

Almost surely, 2^{52512120173042} is an apocalyptic number.

52512120173042 is a deficient number, since it is larger than the sum of its proper divisors (26256060086524).

52512120173042 is a wasteful number, since it uses less digits than its factorization.

52512120173042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26256060086523.

The product of its (nonzero) digits is 33600, while the sum is 35.

Adding to 52512120173042 its reverse (24037102121525), we get a palindrome (76549222294567).

The spelling of 52512120173042 in words is "fifty-two trillion, five hundred twelve billion, one hundred twenty million, one hundred seventy-three thousand, forty-two".