42156623006 has 32 divisors (see below), whose sum is σ = 65087193600. Its totient is φ = 20470543200.

The previous prime is 42156622999. The next prime is 42156623023. The reversal of 42156623006 is 60032665124.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5331656 + ... + 5339556.

It is an arithmetic number, because the mean of its divisors is an integer number (2033974800).

Almost surely, 2^42156623006 is an apocalyptic number.

42156623006 is a deficient number, since it is larger than the sum of its proper divisors (22930570594).

42156623006 is a wasteful number, since it uses less digits than its factorization.

42156623006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8504.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 42156623006 in words is "forty-two billion, one hundred fifty-six million, six hundred twenty-three thousand, six".