426019900804 has 9 divisors (see below), whose sum is σ = 745537110871. Its totient is φ = 213009297700.

The previous prime is 426019900793. The next prime is 426019900841. The reversal of 426019900804 is 408009910624.

The square root of 426019900804 is 652702.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1142229 + ... + 1468579.

Almost surely, 2^426019900804 is an apocalyptic number.

426019900804 is the 652702-nd square number.

It is an amenable number.

426019900804 is a deficient number, since it is larger than the sum of its proper divisors (319517210067).

426019900804 is an frugal number, since it uses more digits than its factorization.

426019900804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652706 (or 326353 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 426019900804 in words is "four hundred twenty-six billion, nineteen million, nine hundred thousand, eight hundred four".