42743861852 has 6 divisors (see below), whose sum is σ = 74801758248. Its totient is φ = 21371930924.

The previous prime is 42743861819. The next prime is 42743861863. The reversal of 42743861852 is 25816834724.

It is a self number, because there is not a number n which added to its sum of digits gives 42743861852.

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, 5342982728 + ... + 5342982735.

It is an arithmetic number, because the mean of its divisors is an integer number (12466959708).

Almost surely, 2^42743861852 is an apocalyptic number.

It is an amenable number.

42743861852 is a deficient number, since it is larger than the sum of its proper divisors (32057896396).

42743861852 is a wasteful number, since it uses less digits than its factorization.

42743861852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10685965467 (or 10685965465 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 50.

The spelling of 42743861852 in words is "forty-two billion, seven hundred forty-three million, eight hundred sixty-one thousand, eight hundred fifty-two".