42852417578649 has 48 divisors (see below), whose sum is σ = 73392295616640. Its totient is φ = 24476488450560.

The previous prime is 42852417578611. The next prime is 42852417578657. The reversal of 42852417578649 is 94687571425824.

42852417578649 is a `hidden beast` number, since 4 + 2 + 8 + 5 + 2 + 4 + 1 + 7 + 578 + 6 + 49 = 666.

42852417578649 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 42852417578649 - 2²⁴ = 42852400801433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42852417478649) 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 in 47 ways as a sum of consecutive naturals, for example, 1527672 + ... + 9382889.

It is an arithmetic number, because the mean of its divisors is an integer number (1529006158680).

Almost surely, 2^{42852417578649} is an apocalyptic number.

It is an amenable number.

42852417578649 is a deficient number, since it is larger than the sum of its proper divisors (30539878037991).

42852417578649 is a wasteful number, since it uses less digits than its factorization.

42852417578649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10912892 (or 10912880 counting only the distinct ones).

The product of its digits is 1083801600, while the sum is 72.

The spelling of 42852417578649 in words is "forty-two trillion, eight hundred fifty-two billion, four hundred seventeen million, five hundred seventy-eight thousand, six hundred forty-nine".