2050205539 has 2 divisors, whose sum is σ = 2050205540. Its totient is φ = 2050205538.

The previous prime is 2050205503. The next prime is 2050205609. The reversal of 2050205539 is 9355020502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2050205539 - 2¹⁵ = 2050172771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2050205539.

It is not a weakly prime, because it can be changed into another prime (2050205239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025102769 + 1025102770.

It is an arithmetic number, because the mean of its divisors is an integer number (1025102770).

Almost surely, 2^2050205539 is an apocalyptic number.

2050205539 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050205539 is an equidigital number, since it uses as much as digits as its factorization.

2050205539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 2050205539 is about 45279.1954323396. The cubic root of 2050205539 is about 1270.3765471584.

The spelling of 2050205539 in words is "two billion, fifty million, two hundred five thousand, five hundred thirty-nine".