42452885727 has 24 divisors (see below), whose sum is σ = 73161438000. Its totient is φ = 24258791088.

The previous prime is 42452885723. The next prime is 42452885731. The reversal of 42452885727 is 72758825424.

It is a happy number.

42452885727 is a `hidden beast` number, since 4 + 2 + 45 + 28 + 8 + 572 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (42452885723) and next prime (42452885731).

It is not a de Polignac number, because 42452885727 - 2² = 42452885723 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42452885723) 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 23 ways as a sum of consecutive naturals, for example, 16042852 + ... + 16045497.

It is an arithmetic number, because the mean of its divisors is an integer number (3048393250).

Almost surely, 2^42452885727 is an apocalyptic number.

42452885727 is a deficient number, since it is larger than the sum of its proper divisors (30708552273).

42452885727 is a wasteful number, since it uses less digits than its factorization.

42452885727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32088372 (or 32088359 counting only the distinct ones).

The product of its digits is 10035200, while the sum is 54.

The spelling of 42452885727 in words is "forty-two billion, four hundred fifty-two million, eight hundred eighty-five thousand, seven hundred twenty-seven".