32250531557 has 2 divisors, whose sum is σ = 32250531558. Its totient is φ = 32250531556.

The previous prime is 32250531527. The next prime is 32250531601. The reversal of 32250531557 is 75513505223.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31286180641 + 964350916 = 176879^2 + 31054^2 .

It is a cyclic number.

It is not a de Polignac number, because 32250531557 - 2⁸ = 32250531301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32250531557.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32250531527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16125265778 + 16125265779.

It is an arithmetic number, because the mean of its divisors is an integer number (16125265779).

Almost surely, 2^32250531557 is an apocalyptic number.

It is an amenable number.

32250531557 is a deficient number, since it is larger than the sum of its proper divisors (1).

32250531557 is an equidigital number, since it uses as much as digits as its factorization.

32250531557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157500, while the sum is 38.

The spelling of 32250531557 in words is "thirty-two billion, two hundred fifty million, five hundred thirty-one thousand, five hundred fifty-seven".