422853887369 has 4 divisors (see below), whose sum is σ = 422879372496. Its totient is φ = 422828402244.

The previous prime is 422853887333. The next prime is 422853887437. The reversal of 422853887369 is 963788358224.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422853887369 is a prime.

It is a super-3 number, since 3×422853887369³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422853887069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12717659 + ... + 12750864.

It is an arithmetic number, because the mean of its divisors is an integer number (105719843124).

Almost surely, 2^422853887369 is an apocalyptic number.

It is an amenable number.

422853887369 is a deficient number, since it is larger than the sum of its proper divisors (25485127).

422853887369 is a wasteful number, since it uses less digits than its factorization.

422853887369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25485126.

The product of its digits is 139345920, while the sum is 65.

The spelling of 422853887369 in words is "four hundred twenty-two billion, eight hundred fifty-three million, eight hundred eighty-seven thousand, three hundred sixty-nine".