42435775427 has 8 divisors (see below), whose sum is σ = 42946466640. Its totient is φ = 41927914080.

The previous prime is 42435775387. The next prime is 42435775439. The reversal of 42435775427 is 72457753424.

It is a happy number.

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 42435775427 - 2⁶ = 42435775363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42435775727) 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, 677288 + ... + 737285.

It is an arithmetic number, because the mean of its divisors is an integer number (5368308330).

Almost surely, 2^42435775427 is an apocalyptic number.

42435775427 is a deficient number, since it is larger than the sum of its proper divisors (510691213).

42435775427 is a wasteful number, since it uses less digits than its factorization.

42435775427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414933.

The product of its digits is 6585600, while the sum is 50.

The spelling of 42435775427 in words is "forty-two billion, four hundred thirty-five million, seven hundred seventy-five thousand, four hundred twenty-seven".