42878306082383 has 2 divisors, whose sum is σ = 42878306082384. Its totient is φ = 42878306082382.

The previous prime is 42878306082377. The next prime is 42878306082401. The reversal of 42878306082383 is 38328060387824.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42878306082383 - 2³⁶ = 42809586605647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42878306088383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21439153041191 + 21439153041192.

It is an arithmetic number, because the mean of its divisors is an integer number (21439153041192).

Almost surely, 2^{42878306082383} is an apocalyptic number.

42878306082383 is a deficient number, since it is larger than the sum of its proper divisors (1).

42878306082383 is an equidigital number, since it uses as much as digits as its factorization.

42878306082383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74317824, while the sum is 62.

The spelling of 42878306082383 in words is "forty-two trillion, eight hundred seventy-eight billion, three hundred six million, eighty-two thousand, three hundred eighty-three".