532451985673 has 2 divisors, whose sum is σ = 532451985674. Its totient is φ = 532451985672.

The previous prime is 532451985649. The next prime is 532451985679. The reversal of 532451985673 is 376589154235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 519887145024 + 12564840649 = 721032^2 + 112093^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-532451985673 is a prime.

It is not a weakly prime, because it can be changed into another prime (532451985679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266225992836 + 266225992837.

It is an arithmetic number, because the mean of its divisors is an integer number (266225992837).

Almost surely, 2^532451985673 is an apocalyptic number.

It is an amenable number.

532451985673 is a deficient number, since it is larger than the sum of its proper divisors (1).

532451985673 is an equidigital number, since it uses as much as digits as its factorization.

532451985673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216000, while the sum is 58.

The spelling of 532451985673 in words is "five hundred thirty-two billion, four hundred fifty-one million, nine hundred eighty-five thousand, six hundred seventy-three".