42049043758 has 8 divisors (see below), whose sum is σ = 63238249728. Its totient is φ = 20969627184.

The previous prime is 42049043713. The next prime is 42049043801. The reversal of 42049043758 is 85734094024.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

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, 27446391 + ... + 27447922.

It is an arithmetic number, because the mean of its divisors is an integer number (7904781216).

Almost surely, 2^42049043758 is an apocalyptic number.

42049043758 is a deficient number, since it is larger than the sum of its proper divisors (21189205970).

42049043758 is a wasteful number, since it uses less digits than its factorization.

42049043758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54894698.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 42049043758 in words is "forty-two billion, forty-nine million, forty-three thousand, seven hundred fifty-eight".