426188224073 has 4 divisors (see below), whose sum is σ = 426402068628. Its totient is φ = 425974379520.

The previous prime is 426188224043. The next prime is 426188224109. The reversal of 426188224073 is 370422881624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119002921024 + 307185303049 = 344968^2 + 554243^2 .

It is a cyclic number.

It is not a de Polignac number, because 426188224073 - 2¹⁰ = 426188223049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426188224043) 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 3 ways as a sum of consecutive naturals, for example, 106919288 + ... + 106923273.

It is an arithmetic number, because the mean of its divisors is an integer number (106600517157).

Almost surely, 2^426188224073 is an apocalyptic number.

It is an amenable number.

426188224073 is a deficient number, since it is larger than the sum of its proper divisors (213844555).

426188224073 is a wasteful number, since it uses less digits than its factorization.

426188224073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213844554.

The product of its (nonzero) digits is 1032192, while the sum is 47.

The spelling of 426188224073 in words is "four hundred twenty-six billion, one hundred eighty-eight million, two hundred twenty-four thousand, seventy-three".