42871445859 has 16 divisors (see below), whose sum is σ = 62414749440. Its totient is φ = 25959243360.

The previous prime is 42871445857. The next prime is 42871445921. The reversal of 42871445859 is 95854417824.

It is not a de Polignac number, because 42871445859 - 2¹ = 42871445857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42871445799 and 42871445808.

It is not an unprimeable number, because it can be changed into a prime (42871445857) 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, 549127 + ... + 622320.

It is an arithmetic number, because the mean of its divisors is an integer number (3900921840).

Almost surely, 2^42871445859 is an apocalyptic number.

42871445859 is a deficient number, since it is larger than the sum of its proper divisors (19543303581).

42871445859 is a wasteful number, since it uses less digits than its factorization.

42871445859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1172570.

The product of its digits is 12902400, while the sum is 57.

The spelling of 42871445859 in words is "forty-two billion, eight hundred seventy-one million, four hundred forty-five thousand, eight hundred fifty-nine".