52539130639 has 2 divisors, whose sum is σ = 52539130640. Its totient is φ = 52539130638.

The previous prime is 52539130577. The next prime is 52539130757. The reversal of 52539130639 is 93603193525.

It is a happy number.

52539130639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52539130639 - 2¹¹ = 52539128591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52539137639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26269565319 + 26269565320.

It is an arithmetic number, because the mean of its divisors is an integer number (26269565320).

Almost surely, 2^52539130639 is an apocalyptic number.

52539130639 is a deficient number, since it is larger than the sum of its proper divisors (1).

52539130639 is an equidigital number, since it uses as much as digits as its factorization.

52539130639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 656100, while the sum is 46.

The spelling of 52539130639 in words is "fifty-two billion, five hundred thirty-nine million, one hundred thirty thousand, six hundred thirty-nine".