423386277918 has 16 divisors (see below), whose sum is σ = 846781841280. Its totient is φ = 141127211736.

The previous prime is 423386277917. The next prime is 423386277961. The reversal of 423386277918 is 819772683324.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423386277917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299553 + ... + 967731.

It is an arithmetic number, because the mean of its divisors is an integer number (52923865080).

Almost surely, 2^423386277918 is an apocalyptic number.

423386277918 is an abundant number, since it is smaller than the sum of its proper divisors (423395563362).

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

423386277918 is a wasteful number, since it uses less digits than its factorization.

423386277918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773791.

The product of its digits is 24385536, while the sum is 60.

The spelling of 423386277918 in words is "four hundred twenty-three billion, three hundred eighty-six million, two hundred seventy-seven thousand, nine hundred eighteen".