486221233709 has 2 divisors, whose sum is σ = 486221233710. Its totient is φ = 486221233708.

The previous prime is 486221233669. The next prime is 486221233723. The reversal of 486221233709 is 907332122684.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 484968781609 + 1252452100 = 696397^2 + 35390^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-486221233709 is a prime.

It is a super-2 number, since 2×486221233709² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (486221233739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243110616854 + 243110616855.

It is an arithmetic number, because the mean of its divisors is an integer number (243110616855).

Almost surely, 2^486221233709 is an apocalyptic number.

It is an amenable number.

486221233709 is a deficient number, since it is larger than the sum of its proper divisors (1).

486221233709 is an equidigital number, since it uses as much as digits as its factorization.

486221233709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 486221233709 in words is "four hundred eighty-six billion, two hundred twenty-one million, two hundred thirty-three thousand, seven hundred nine".