40828780067 has 2 divisors, whose sum is σ = 40828780068. Its totient is φ = 40828780066.

The previous prime is 40828780063. The next prime is 40828780129. The reversal of 40828780067 is 76008782804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40828780067 - 2² = 40828780063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40828779997 and 40828780024.

It is not a weakly prime, because it can be changed into another prime (40828780063) 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, 20414390033 + 20414390034.

It is an arithmetic number, because the mean of its divisors is an integer number (20414390034).

Almost surely, 2^40828780067 is an apocalyptic number.

40828780067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40828780067 is an equidigital number, since it uses as much as digits as its factorization.

40828780067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1204224, while the sum is 50.

The spelling of 40828780067 in words is "forty billion, eight hundred twenty-eight million, seven hundred eighty thousand, sixty-seven".