42738178876 has 6 divisors (see below), whose sum is σ = 74791813040. Its totient is φ = 21369089436.

The previous prime is 42738178859. The next prime is 42738178883. The reversal of 42738178876 is 67887183724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5342272356 + ... + 5342272363.

Almost surely, 2^42738178876 is an apocalyptic number.

It is an amenable number.

42738178876 is a deficient number, since it is larger than the sum of its proper divisors (32053634164).

42738178876 is a wasteful number, since it uses less digits than its factorization.

42738178876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10684544723 (or 10684544721 counting only the distinct ones).

The product of its digits is 25288704, while the sum is 61.

The spelling of 42738178876 in words is "forty-two billion, seven hundred thirty-eight million, one hundred seventy-eight thousand, eight hundred seventy-six".