536406315689 has 2 divisors, whose sum is σ = 536406315690. Its totient is φ = 536406315688.

The previous prime is 536406315637. The next prime is 536406315719. The reversal of 536406315689 is 986513604635.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 516551251225 + 19855064464 = 718715^2 + 140908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-536406315689 is a prime.

It is a super-2 number, since 2×536406315689² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (536406305689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268203157844 + 268203157845.

It is an arithmetic number, because the mean of its divisors is an integer number (268203157845).

Almost surely, 2^536406315689 is an apocalyptic number.

It is an amenable number.

536406315689 is a deficient number, since it is larger than the sum of its proper divisors (1).

536406315689 is an equidigital number, since it uses as much as digits as its factorization.

536406315689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 56.

The spelling of 536406315689 in words is "five hundred thirty-six billion, four hundred six million, three hundred fifteen thousand, six hundred eighty-nine".