42723441850 has 36 divisors (see below), whose sum is σ = 83070897966. Its totient is φ = 16346350240.

The previous prime is 42723441823. The next prime is 42723441853. The reversal of 42723441850 is 5814432724.

It can be written as a sum of positive squares in 3 ways, for example, as 34289039929 + 8434401921 = 185173^2 + 91839^2 .

It is not an unprimeable number, because it can be changed into a prime (42723441853) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 781177 + ... + 834076.

Almost surely, 2^42723441850 is an apocalyptic number.

42723441850 is a deficient number, since it is larger than the sum of its proper divisors (40347456116).

42723441850 is a wasteful number, since it uses less digits than its factorization.

42723441850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1615311 (or 1615283 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 40.

The spelling of 42723441850 in words is "forty-two billion, seven hundred twenty-three million, four hundred forty-one thousand, eight hundred fifty".