42166612433 has 8 divisors (see below), whose sum is σ = 46867864896. Its totient is φ = 37610014000.

The previous prime is 42166612417. The next prime is 42166612441. The reversal of 42166612433 is 33421666124.

42166612433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42166612433 - 2⁴ = 42166612417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42166614433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36162893 + ... + 36164058.

It is an arithmetic number, because the mean of its divisors is an integer number (5858483112).

Almost surely, 2^42166612433 is an apocalyptic number.

It is an amenable number.

42166612433 is a deficient number, since it is larger than the sum of its proper divisors (4701252463).

42166612433 is a wasteful number, since it uses less digits than its factorization.

42166612433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72327015.

The product of its digits is 124416, while the sum is 38.

The spelling of 42166612433 in words is "forty-two billion, one hundred sixty-six million, six hundred twelve thousand, four hundred thirty-three".