32531082557 has 2 divisors, whose sum is σ = 32531082558. Its totient is φ = 32531082556.

The previous prime is 32531082511. The next prime is 32531082569. The reversal of 32531082557 is 75528013523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27788556601 + 4742525956 = 166699^2 + 68866^2 .

It is a cyclic number.

It is not a de Polignac number, because 32531082557 - 2¹⁴ = 32531066173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32531082587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16265541278 + 16265541279.

It is an arithmetic number, because the mean of its divisors is an integer number (16265541279).

Almost surely, 2^32531082557 is an apocalyptic number.

It is an amenable number.

32531082557 is a deficient number, since it is larger than the sum of its proper divisors (1).

32531082557 is an equidigital number, since it uses as much as digits as its factorization.

32531082557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252000, while the sum is 41.

The spelling of 32531082557 in words is "thirty-two billion, five hundred thirty-one million, eighty-two thousand, five hundred fifty-seven".