42158251137 has 8 divisors (see below), whose sum is σ = 59169475360. Its totient is φ = 26626263840.

The previous prime is 42158251123. The next prime is 42158251147. The reversal of 42158251137 is 73115285124.

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

It is not a de Polignac number, because 42158251137 - 2¹⁴ = 42158234753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42158251095 and 42158251104.

It is not an unprimeable number, because it can be changed into a prime (42158251147) 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, 369809164 + ... + 369809277.

It is an arithmetic number, because the mean of its divisors is an integer number (7396184420).

Almost surely, 2^42158251137 is an apocalyptic number.

It is an amenable number.

42158251137 is a deficient number, since it is larger than the sum of its proper divisors (17011224223).

42158251137 is a wasteful number, since it uses less digits than its factorization.

42158251137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739618463.

The product of its digits is 67200, while the sum is 39.

The spelling of 42158251137 in words is "forty-two billion, one hundred fifty-eight million, two hundred fifty-one thousand, one hundred thirty-seven".