40332410389 has 2 divisors, whose sum is σ = 40332410390. Its totient is φ = 40332410388.

The previous prime is 40332410381. The next prime is 40332410401. The reversal of 40332410389 is 98301423304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23403798289 + 16928612100 = 152983^2 + 130110^2 .

It is a cyclic number.

It is not a de Polignac number, because 40332410389 - 2³ = 40332410381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40332410381) 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, 20166205194 + 20166205195.

It is an arithmetic number, because the mean of its divisors is an integer number (20166205195).

Almost surely, 2^40332410389 is an apocalyptic number.

It is an amenable number.

40332410389 is a deficient number, since it is larger than the sum of its proper divisors (1).

40332410389 is an equidigital number, since it uses as much as digits as its factorization.

40332410389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 37.

The spelling of 40332410389 in words is "forty billion, three hundred thirty-two million, four hundred ten thousand, three hundred eighty-nine".