32251111012447 has 2 divisors, whose sum is σ = 32251111012448. Its totient is φ = 32251111012446.

The previous prime is 32251111012427. The next prime is 32251111012577. The reversal of 32251111012447 is 74421011115223.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32251111012447 - 2⁷ = 32251111012319 is a prime.

It is a super-3 number, since 3×32251111012447³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32251111012427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16125555506223 + 16125555506224.

It is an arithmetic number, because the mean of its divisors is an integer number (16125555506224).

Almost surely, 2^{32251111012447} is an apocalyptic number.

32251111012447 is a deficient number, since it is larger than the sum of its proper divisors (1).

32251111012447 is an equidigital number, since it uses as much as digits as its factorization.

32251111012447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 32251111012447 in words is "thirty-two trillion, two hundred fifty-one billion, one hundred eleven million, twelve thousand, four hundred forty-seven".