32439645061 has 2 divisors, whose sum is σ = 32439645062. Its totient is φ = 32439645060.

The previous prime is 32439644983. The next prime is 32439645083. The reversal of 32439645061 is 16054693423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24061904161 + 8377740900 = 155119^2 + 91530^2 .

It is a cyclic number.

It is not a de Polignac number, because 32439645061 - 2²⁹ = 31902774149 is a prime.

It is a super-3 number, since 3×32439645061³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32439644999 and 32439645017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32439645461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16219822530 + 16219822531.

It is an arithmetic number, because the mean of its divisors is an integer number (16219822531).

Almost surely, 2^32439645061 is an apocalyptic number.

It is an amenable number.

32439645061 is a deficient number, since it is larger than the sum of its proper divisors (1).

32439645061 is an equidigital number, since it uses as much as digits as its factorization.

32439645061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 32439645061 in words is "thirty-two billion, four hundred thirty-nine million, six hundred forty-five thousand, sixty-one".