423870047569 has 8 divisors (see below), whose sum is σ = 447628087872. Its totient is φ = 400556082960.

The previous prime is 423870047567. The next prime is 423870047599. The reversal of 423870047569 is 965740078324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 423870047569 - 2¹ = 423870047567 is a prime.

It is a super-2 number, since 2×423870047569² (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 (423870047567) 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 7 ways as a sum of consecutive naturals, for example, 111016962 + ... + 111020779.

It is an arithmetic number, because the mean of its divisors is an integer number (55953510984).

Almost surely, 2^423870047569 is an apocalyptic number.

It is an amenable number.

423870047569 is a deficient number, since it is larger than the sum of its proper divisors (23758040303).

423870047569 is a wasteful number, since it uses less digits than its factorization.

423870047569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222037847.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 423870047569 in words is "four hundred twenty-three billion, eight hundred seventy million, forty-seven thousand, five hundred sixty-nine".