42846873401587 has 2 divisors, whose sum is σ = 42846873401588. Its totient is φ = 42846873401586.

The previous prime is 42846873401543. The next prime is 42846873401599. The reversal of 42846873401587 is 78510437864824.

42846873401587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42846873401587 is a prime.

It is not a weakly prime, because it can be changed into another prime (42846873401987) 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, 21423436700793 + 21423436700794.

It is an arithmetic number, because the mean of its divisors is an integer number (21423436700794).

Almost surely, 2^{42846873401587} is an apocalyptic number.

42846873401587 is a deficient number, since it is larger than the sum of its proper divisors (1).

42846873401587 is an equidigital number, since it uses as much as digits as its factorization.

42846873401587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 289013760, while the sum is 67.

The spelling of 42846873401587 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred seventy-three million, four hundred one thousand, five hundred eighty-seven".