52230040642 has 8 divisors (see below), whose sum is σ = 84371604156. Its totient is φ = 24106172592.

The previous prime is 52230040609. The next prime is 52230040697. The reversal of 52230040642 is 24604003225.

It can be written as a sum of positive squares in 2 ways, for example, as 48176299081 + 4053741561 = 219491^2 + 63669^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52230040642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004423833 + ... + 1004423884.

Almost surely, 2^52230040642 is an apocalyptic number.

52230040642 is a deficient number, since it is larger than the sum of its proper divisors (32141563514).

52230040642 is a wasteful number, since it uses less digits than its factorization.

52230040642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008847732.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 52230040642 its reverse (24604003225), we get a palindrome (76834043867).

The spelling of 52230040642 in words is "fifty-two billion, two hundred thirty million, forty thousand, six hundred forty-two".