42548328587 has 2 divisors, whose sum is σ = 42548328588. Its totient is φ = 42548328586.

The previous prime is 42548328583. The next prime is 42548328601. The reversal of 42548328587 is 78582384524.

42548328587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42548328587 - 2² = 42548328583 is a prime.

It is not a weakly prime, because it can be changed into another prime (42548328583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21274164293 + 21274164294.

It is an arithmetic number, because the mean of its divisors is an integer number (21274164294).

Almost surely, 2^42548328587 is an apocalyptic number.

42548328587 is a deficient number, since it is larger than the sum of its proper divisors (1).

42548328587 is an equidigital number, since it uses as much as digits as its factorization.

42548328587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17203200, while the sum is 56.

The spelling of 42548328587 in words is "forty-two billion, five hundred forty-eight million, three hundred twenty-eight thousand, five hundred eighty-seven".