42505384005 has 48 divisors (see below), whose sum is σ = 84553597440. Its totient is φ = 19349697024.

The previous prime is 42505383967. The next prime is 42505384027. The reversal of 42505384005 is 50048350524.

It is not a de Polignac number, because 42505384005 - 2¹¹ = 42505381957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 207012 + ... + 357581.

It is an arithmetic number, because the mean of its divisors is an integer number (1761533280).

Almost surely, 2^42505384005 is an apocalyptic number.

42505384005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42505384005 is a deficient number, since it is larger than the sum of its proper divisors (42048213435).

42505384005 is a wasteful number, since it uses less digits than its factorization.

42505384005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564850 (or 564847 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 42505384005 in words is "forty-two billion, five hundred five million, three hundred eighty-four thousand, five".