42158285124 has 12 divisors (see below), whose sum is σ = 98369331984. Its totient is φ = 14052761704.

The previous prime is 42158285087. The next prime is 42158285149.

42158285124 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1756595202 + ... + 1756595225.

It is an arithmetic number, because the mean of its divisors is an integer number (8197444332).

Almost surely, 2^42158285124 is an apocalyptic number.

It is an amenable number.

42158285124 is an abundant number, since it is smaller than the sum of its proper divisors (56211046860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42158285124 is a wasteful number, since it uses less digits than its factorization.

42158285124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513190434 (or 3513190432 counting only the distinct ones).

The product of its digits is 204800, while the sum is 42.

The spelling of 42158285124 in words is "forty-two billion, one hundred fifty-eight million, two hundred eighty-five thousand, one hundred twenty-four".