423847271769 has 16 divisors (see below), whose sum is σ = 598391333568. Its totient is φ = 265935068672.

The previous prime is 423847271737. The next prime is 423847271789. The reversal of 423847271769 is 967172748324.

It is a cyclic number.

It is not a de Polignac number, because 423847271769 - 2⁵ = 423847271737 is a prime.

It is a super-2 number, since 2×423847271769² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (423847271719) 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 15 ways as a sum of consecutive naturals, for example, 1792894 + ... + 2015480.

It is an arithmetic number, because the mean of its divisors is an integer number (37399458348).

Almost surely, 2^423847271769 is an apocalyptic number.

It is an amenable number.

423847271769 is a deficient number, since it is larger than the sum of its proper divisors (174544061799).

423847271769 is a wasteful number, since it uses less digits than its factorization.

423847271769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259944.

The product of its digits is 28449792, while the sum is 60.

The spelling of 423847271769 in words is "four hundred twenty-three billion, eight hundred forty-seven million, two hundred seventy-one thousand, seven hundred sixty-nine".