426743342604 has 144 divisors (see below), whose sum is σ = 1120748821920. Its totient is φ = 136748666880.

The previous prime is 426743342603. The next prime is 426743342611. The reversal of 426743342604 is 406243347624.

426743342604 is a `hidden beast` number, since 4 + 2 + 6 + 7 + 4 + 3 + 34 + 2 + 604 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 426743342604.

It is not an unprimeable number, because it can be changed into a prime (426743342603) 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 47 ways as a sum of consecutive naturals, for example, 344981874 + ... + 344983110.

It is an arithmetic number, because the mean of its divisors is an integer number (7782977930).

Almost surely, 2^426743342604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426743342604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560374410960).

426743342604 is an abundant number, since it is smaller than the sum of its proper divisors (694005479316).

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

426743342604 is a wasteful number, since it uses less digits than its factorization.

426743342604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2440 (or 2435 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 45.

The spelling of 426743342604 in words is "four hundred twenty-six billion, seven hundred forty-three million, three hundred forty-two thousand, six hundred four".