426844271946 has 8 divisors (see below), whose sum is σ = 853688543904. Its totient is φ = 142281423980.

The previous prime is 426844271879. The next prime is 426844271947. The reversal of 426844271946 is 649172448624.

426844271946 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

426844271946 is an admirable number.

It is a super-3 number, since 3×426844271946³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (426844271947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35570355990 + ... + 35570356001.

It is an arithmetic number, because the mean of its divisors is an integer number (106711067988).

Almost surely, 2^426844271946 is an apocalyptic number.

426844271946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

426844271946 is a wasteful number, since it uses less digits than its factorization.

426844271946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71140711996.

The product of its digits is 18579456, while the sum is 57.

The spelling of 426844271946 in words is "four hundred twenty-six billion, eight hundred forty-four million, two hundred seventy-one thousand, nine hundred forty-six".