42259055493 has 8 divisors (see below), whose sum is σ = 56598078208. Its totient is φ = 28046368224.

The previous prime is 42259055477. The next prime is 42259055507. The reversal of 42259055493 is 39455095224.

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

It is not a de Polignac number, because 42259055493 - 2⁴ = 42259055477 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 (42259055473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31583080 + ... + 31584417.

It is an arithmetic number, because the mean of its divisors is an integer number (7074759776).

Almost surely, 2^42259055493 is an apocalyptic number.

It is an amenable number.

42259055493 is a deficient number, since it is larger than the sum of its proper divisors (14339022715).

42259055493 is a wasteful number, since it uses less digits than its factorization.

42259055493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63167723.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 42259055493 in words is "forty-two billion, two hundred fifty-nine million, fifty-five thousand, four hundred ninety-three".