426323404323624 has 64 divisors (see below), whose sum is σ = 1090676379133440. Its totient is φ = 138792580355520.

The previous prime is 426323404323623. The next prime is 426323404323671.

It is a happy number.

426323404323624 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (426323404323623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1657642 + ... + 29247129.

It is an arithmetic number, because the mean of its divisors is an integer number (17041818423960).

Almost surely, 2^{426323404323624} is an apocalyptic number.

It is an amenable number.

426323404323624 is an abundant number, since it is smaller than the sum of its proper divisors (664352974809816).

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

426323404323624 is a wasteful number, since it uses less digits than its factorization.

426323404323624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30918190 (or 30918186 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 48.

It can be divided in two parts, 42632340 and 4323624, that added together give a palindrome (46955964).

The spelling of 426323404323624 in words is "four hundred twenty-six trillion, three hundred twenty-three billion, four hundred four million, three hundred twenty-three thousand, six hundred twenty-four".