42524332093 has 4 divisors (see below), whose sum is σ = 42531070140. Its totient is φ = 42517594048.

The previous prime is 42524332051. The next prime is 42524332121. The reversal of 42524332093 is 39023342524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21239564644 + 21284767449 = 145738^2 + 145893^2 .

It is a cyclic number.

It is not a de Polignac number, because 42524332093 - 2⁹ = 42524331581 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 (42524332393) 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 3 ways as a sum of consecutive naturals, for example, 3359548 + ... + 3372181.

It is an arithmetic number, because the mean of its divisors is an integer number (10632767535).

Almost surely, 2^42524332093 is an apocalyptic number.

It is an amenable number.

42524332093 is a deficient number, since it is larger than the sum of its proper divisors (6738047).

42524332093 is an equidigital number, since it uses as much as digits as its factorization.

42524332093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6738046.

The product of its (nonzero) digits is 155520, while the sum is 37.

The spelling of 42524332093 in words is "forty-two billion, five hundred twenty-four million, three hundred thirty-two thousand, ninety-three".