42499271013 has 8 divisors (see below), whose sum is σ = 56706732576. Its totient is φ = 28312328400.

The previous prime is 42499270981. The next prime is 42499271033. The reversal of 42499271013 is 31017299424.

It is a happy number.

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

It is not a de Polignac number, because 42499271013 - 2⁵ = 42499270981 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42499271033) 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 7 ways as a sum of consecutive naturals, for example, 5124903 + ... + 5133188.

It is an arithmetic number, because the mean of its divisors is an integer number (7088341572).

Almost surely, 2^42499271013 is an apocalyptic number.

It is an amenable number.

42499271013 is a deficient number, since it is larger than the sum of its proper divisors (14207461563).

42499271013 is a wasteful number, since it uses less digits than its factorization.

42499271013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10259475.

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 42499271013 in words is "forty-two billion, four hundred ninety-nine million, two hundred seventy-one thousand, thirteen".