42673538336 has 144 divisors (see below), whose sum is σ = 103561778880. Its totient is φ = 17125954560.

The previous prime is 42673538317. The next prime is 42673538393. The reversal of 42673538336 is 63383537624.

It is a super-2 number, since 2×42673538336² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1352630 + ... + 1383818.

It is an arithmetic number, because the mean of its divisors is an integer number (719179020).

Almost surely, 2^42673538336 is an apocalyptic number.

42673538336 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42673538336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51780889440).

42673538336 is an abundant number, since it is smaller than the sum of its proper divisors (60888240544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42673538336 is a wasteful number, since it uses less digits than its factorization.

42673538336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31259 (or 31238 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 50.

The spelling of 42673538336 in words is "forty-two billion, six hundred seventy-three million, five hundred thirty-eight thousand, three hundred thirty-six".