52613656345 has 4 divisors (see below), whose sum is σ = 63136387620. Its totient is φ = 42090925072.

The previous prime is 52613656343. The next prime is 52613656357. The reversal of 52613656345 is 54365631625.

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 34413218064 + 18200438281 = 185508^2 + 134909^2 .

It is a cyclic number.

It is not a de Polignac number, because 52613656345 - 2¹ = 52613656343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52613656295 and 52613656304.

It is not an unprimeable number, because it can be changed into a prime (52613656343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5261365630 + ... + 5261365639.

It is an arithmetic number, because the mean of its divisors is an integer number (15784096905).

Almost surely, 2^52613656345 is an apocalyptic number.

It is an amenable number.

52613656345 is a deficient number, since it is larger than the sum of its proper divisors (10522731275).

52613656345 is a wasteful number, since it uses less digits than its factorization.

52613656345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10522731274.

The product of its digits is 1944000, while the sum is 46.

The spelling of 52613656345 in words is "fifty-two billion, six hundred thirteen million, six hundred fifty-six thousand, three hundred forty-five".