500540521340239 has 4 divisors (see below), whose sum is σ = 500617848787056. Its totient is φ = 500463193893424.

The previous prime is 500540521340207. The next prime is 500540521340357. The reversal of 500540521340239 is 932043125045005.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 500540521340239 - 2⁵ = 500540521340207 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 500540521340195 and 500540521340204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500540521340039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38663713699 + ... + 38663726644.

It is an arithmetic number, because the mean of its divisors is an integer number (125154462196764).

Almost surely, 2^{500540521340239} is an apocalyptic number.

500540521340239 is a deficient number, since it is larger than the sum of its proper divisors (77327446817).

500540521340239 is an equidigital number, since it uses as much as digits as its factorization.

500540521340239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77327446816.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 500540521340239 in words is "five hundred trillion, five hundred forty billion, five hundred twenty-one million, three hundred forty thousand, two hundred thirty-nine".