423816074569 has 4 divisors (see below), whose sum is σ = 423827971600. Its totient is φ = 423804177540.

The previous prime is 423816074557. The next prime is 423816074581. The reversal of 423816074569 is 965470618324.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (423816074557) and next prime (423816074581).

It is a cyclic number.

It is not a de Polignac number, because 423816074569 - 2⁷ = 423816074441 is a prime.

It is a super-2 number, since 2×423816074569² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423816074519) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5894919 + ... + 5966380.

It is an arithmetic number, because the mean of its divisors is an integer number (105956992900).

It is a 1-persistent number, because it is pandigital, but 2⋅423816074569 = 847632149138 is not.

Almost surely, 2^423816074569 is an apocalyptic number.

It is an amenable number.

423816074569 is a deficient number, since it is larger than the sum of its proper divisors (11897031).

423816074569 is a wasteful number, since it uses less digits than its factorization.

423816074569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11897030.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 423816074569 in words is "four hundred twenty-three billion, eight hundred sixteen million, seventy-four thousand, five hundred sixty-nine".