42856128130 has 16 divisors (see below), whose sum is σ = 77154706944. Its totient is φ = 17139412080.

The previous prime is 42856128079. The next prime is 42856128131. The reversal of 42856128130 is 3182165824.

It is not an unprimeable number, because it can be changed into a prime (42856128131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320226 + ... + 433885.

It is an arithmetic number, because the mean of its divisors is an integer number (4822169184).

Almost surely, 2^42856128130 is an apocalyptic number.

42856128130 is a deficient number, since it is larger than the sum of its proper divisors (34298578814).

42856128130 is a wasteful number, since it uses less digits than its factorization.

42856128130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759801.

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 42856128130 in words is "forty-two billion, eight hundred fifty-six million, one hundred twenty-eight thousand, one hundred thirty".