426605443100 has 72 divisors (see below), whose sum is σ = 944610374400. Its totient is φ = 167195620800.

The previous prime is 426605443097. The next prime is 426605443111. The reversal of 426605443100 is 1344506624.

It is a super-2 number, since 2×426605443100² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 828791 + ... + 1241009.

Almost surely, 2^426605443100 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 426605443100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472305187200).

426605443100 is an abundant number, since it is smaller than the sum of its proper divisors (518004931300).

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

426605443100 is a wasteful number, since it uses less digits than its factorization.

426605443100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412443 (or 412436 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 426605443100 its reverse (1344506624), we get a palindrome (427949949724).

The spelling of 426605443100 in words is "four hundred twenty-six billion, six hundred five million, four hundred forty-three thousand, one hundred".