42493806927 has 48 divisors (see below), whose sum is σ = 74520070240. Its totient is φ = 23772735360.

The previous prime is 42493806911. The next prime is 42493806941. The reversal of 42493806927 is 72960839424.

It is not a de Polignac number, because 42493806927 - 2⁴ = 42493806911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42493806827) 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 47 ways as a sum of consecutive naturals, for example, 457798 + ... + 542739.

Almost surely, 2^42493806927 is an apocalyptic number.

42493806927 is a deficient number, since it is larger than the sum of its proper divisors (32026263313).

42493806927 is a wasteful number, since it uses less digits than its factorization.

42493806927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000581 (or 1000564 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 42493806927 in words is "forty-two billion, four hundred ninety-three million, eight hundred six thousand, nine hundred twenty-seven".