40828356403 has 2 divisors, whose sum is σ = 40828356404. Its totient is φ = 40828356402.

The previous prime is 40828356389. The next prime is 40828356407. The reversal of 40828356403 is 30465382804.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40828356403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40828356403.

It is not a weakly prime, because it can be changed into another prime (40828356407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20414178201 + 20414178202.

It is an arithmetic number, because the mean of its divisors is an integer number (20414178202).

Almost surely, 2^40828356403 is an apocalyptic number.

40828356403 is a deficient number, since it is larger than the sum of its proper divisors (1).

40828356403 is an equidigital number, since it uses as much as digits as its factorization.

40828356403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 40828356403 in words is "forty billion, eight hundred twenty-eight million, three hundred fifty-six thousand, four hundred three".