42118588637 has 8 divisors (see below), whose sum is σ = 44337727200. Its totient is φ = 39899687184.

The previous prime is 42118588627. The next prime is 42118588667. The reversal of 42118588637 is 73688581124.

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

It is not a de Polignac number, because 42118588637 - 2⁸ = 42118588381 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 (42118588607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394478 + ... + 489744.

It is an arithmetic number, because the mean of its divisors is an integer number (5542215900).

Almost surely, 2^42118588637 is an apocalyptic number.

It is an amenable number.

42118588637 is a deficient number, since it is larger than the sum of its proper divisors (2219138563).

42118588637 is a wasteful number, since it uses less digits than its factorization.

42118588637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118555.

The product of its digits is 2580480, while the sum is 53.

The spelling of 42118588637 in words is "forty-two billion, one hundred eighteen million, five hundred eighty-eight thousand, six hundred thirty-seven".