500006215061 has 2 divisors, whose sum is σ = 500006215062. Its totient is φ = 500006215060.

The previous prime is 500006215031. The next prime is 500006215063. The reversal of 500006215061 is 160512600005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 375340022500 + 124666192561 = 612650^2 + 353081^2 .

It is a cyclic number.

It is not a de Polignac number, because 500006215061 - 2¹⁴ = 500006198677 is a prime.

Together with 500006215063, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 500006215061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500006215063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250003107530 + 250003107531.

It is an arithmetic number, because the mean of its divisors is an integer number (250003107531).

Almost surely, 2^500006215061 is an apocalyptic number.

It is an amenable number.

500006215061 is a deficient number, since it is larger than the sum of its proper divisors (1).

500006215061 is an equidigital number, since it uses as much as digits as its factorization.

500006215061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 500006215061 its reverse (160512600005), we get a palindrome (660518815066).

The spelling of 500006215061 in words is "five hundred billion, six million, two hundred fifteen thousand, sixty-one".