32400400741 has 2 divisors, whose sum is σ = 32400400742. Its totient is φ = 32400400740.

The previous prime is 32400400729. The next prime is 32400400819. The reversal of 32400400741 is 14700400423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31865820100 + 534580641 = 178510^2 + 23121^2 .

It is an emirp because it is prime and its reverse (14700400423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32400400741 - 2⁹ = 32400400229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32400400441) 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, 16200200370 + 16200200371.

It is an arithmetic number, because the mean of its divisors is an integer number (16200200371).

Almost surely, 2^32400400741 is an apocalyptic number.

It is an amenable number.

32400400741 is a deficient number, since it is larger than the sum of its proper divisors (1).

32400400741 is an equidigital number, since it uses as much as digits as its factorization.

32400400741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The spelling of 32400400741 in words is "thirty-two billion, four hundred million, four hundred thousand, seven hundred forty-one".