42729675180 has 24 divisors (see below), whose sum is σ = 119643090672. Its totient is φ = 11394580032.

The previous prime is 42729675173. The next prime is 42729675227. The reversal of 42729675180 is 8157692724.

It is a happy number.

It is an unprimeable number.

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, 356080567 + ... + 356080686.

It is an arithmetic number, because the mean of its divisors is an integer number (4985128778).

Almost surely, 2^42729675180 is an apocalyptic number.

It is an amenable number.

42729675180 is an abundant number, since it is smaller than the sum of its proper divisors (76913415492).

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

42729675180 is a wasteful number, since it uses less digits than its factorization.

42729675180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712161265 (or 712161263 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 42729675180 in words is "forty-two billion, seven hundred twenty-nine million, six hundred seventy-five thousand, one hundred eighty".