42055123429 has 8 divisors (see below), whose sum is σ = 45879837120. Its totient is φ = 38230663200.

The previous prime is 42055123423. The next prime is 42055123463. The reversal of 42055123429 is 92432155024.

42055123429 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 42055123429 - 2⁹ = 42055122917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42055123423) 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, 506224 + ... + 583414.

It is an arithmetic number, because the mean of its divisors is an integer number (5734979640).

Almost surely, 2^42055123429 is an apocalyptic number.

It is an amenable number.

42055123429 is a deficient number, since it is larger than the sum of its proper divisors (3824713691).

42055123429 is a wasteful number, since it uses less digits than its factorization.

42055123429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126731.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 42055123429 in words is "forty-two billion, fifty-five million, one hundred twenty-three thousand, four hundred twenty-nine".