42127944585 has 16 divisors (see below), whose sum is σ = 67642897344. Its totient is φ = 22388841792.

The previous prime is 42127944583. The next prime is 42127944611. The reversal of 42127944585 is 58544972124.

It is a happy number.

42127944585 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42127944585 - 2¹ = 42127944583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42127944583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4957822 + ... + 4966311.

It is an arithmetic number, because the mean of its divisors is an integer number (4227681084).

Almost surely, 2^42127944585 is an apocalyptic number.

It is an amenable number.

42127944585 is a deficient number, since it is larger than the sum of its proper divisors (25514952759).

42127944585 is a wasteful number, since it uses less digits than its factorization.

42127944585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9924424.

The product of its digits is 3225600, while the sum is 51.

The spelling of 42127944585 in words is "forty-two billion, one hundred twenty-seven million, nine hundred forty-four thousand, five hundred eighty-five".