42718773837 has 16 divisors (see below), whose sum is σ = 57588291072. Its totient is φ = 28165882800.

The previous prime is 42718773829. The next prime is 42718773883. The reversal of 42718773837 is 73837781724.

42718773837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42718773837 - 2³ = 42718773829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718773637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104883 + ... + 310544.

It is an arithmetic number, because the mean of its divisors is an integer number (3599268192).

Almost surely, 2^42718773837 is an apocalyptic number.

It is an amenable number.

42718773837 is a deficient number, since it is larger than the sum of its proper divisors (14869517235).

42718773837 is a wasteful number, since it uses less digits than its factorization.

42718773837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415808.

The product of its digits is 11063808, while the sum is 57.

The spelling of 42718773837 in words is "forty-two billion, seven hundred eighteen million, seven hundred seventy-three thousand, eight hundred thirty-seven".