42773374868 has 24 divisors (see below), whose sum is σ = 85558083072. Its totient is φ = 18329017824.

The previous prime is 42773374867. The next prime is 42773374901. The reversal of 42773374868 is 86847337724.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42773374867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122621 + ... + 317147.

It is an arithmetic number, because the mean of its divisors is an integer number (3564920128).

Almost surely, 2^42773374868 is an apocalyptic number.

It is an amenable number.

42773374868 is an abundant number, since it is smaller than the sum of its proper divisors (42784708204).

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

42773374868 is a wasteful number, since it uses less digits than its factorization.

42773374868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202391 (or 202389 counting only the distinct ones).

The product of its digits is 37933056, while the sum is 59.

The spelling of 42773374868 in words is "forty-two billion, seven hundred seventy-three million, three hundred seventy-four thousand, eight hundred sixty-eight".