427233843673 has 32 divisors (see below), whose sum is σ = 556825860864. Its totient is φ = 318107768832.

The previous prime is 427233843667. The next prime is 427233843679. The reversal of 427233843673 is 376348332724.

It is an interprime number because it is at equal distance from previous prime (427233843667) and next prime (427233843679).

It is not a de Polignac number, because 427233843673 - 2¹⁷ = 427233712601 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 427233843673.

It is not an unprimeable number, because it can be changed into a prime (427233843679) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20621986 + ... + 20642692.

It is an arithmetic number, because the mean of its divisors is an integer number (17400808152).

Almost surely, 2^427233843673 is an apocalyptic number.

It is an amenable number.

427233843673 is a deficient number, since it is larger than the sum of its proper divisors (129592017191).

427233843673 is a wasteful number, since it uses less digits than its factorization.

427233843673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34081.

The product of its digits is 12192768, while the sum is 52.

The spelling of 427233843673 in words is "four hundred twenty-seven billion, two hundred thirty-three million, eight hundred forty-three thousand, six hundred seventy-three".