32501243441 has 2 divisors, whose sum is σ = 32501243442. Its totient is φ = 32501243440.

The previous prime is 32501243413. The next prime is 32501243491. The reversal of 32501243441 is 14434210523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32497633441 + 3610000 = 180271^2 + 1900^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32501243441 is a prime.

It is a super-2 number, since 2×32501243441² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32501243491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16250621720 + 16250621721.

It is an arithmetic number, because the mean of its divisors is an integer number (16250621721).

Almost surely, 2^32501243441 is an apocalyptic number.

It is an amenable number.

32501243441 is a deficient number, since it is larger than the sum of its proper divisors (1).

32501243441 is an equidigital number, since it uses as much as digits as its factorization.

32501243441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 32501243441 its reverse (14434210523), we get a palindrome (46935453964).

The spelling of 32501243441 in words is "thirty-two billion, five hundred one million, two hundred forty-three thousand, four hundred forty-one".