4681394469 has 12 divisors (see below), whose sum is σ = 6843485376. Its totient is φ = 3083327592.

The previous prime is 4681394467. The next prime is 4681394479. The reversal of 4681394469 is 9644931864.

It is a happy number.

4681394469 is a `hidden beast` number, since 4 + 68 + 139 + 446 + 9 = 666.

It is not a de Polignac number, because 4681394469 - 2¹ = 4681394467 is a prime.

It is a super-2 number, since 2×4681394469² = 43830908348767583922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4681394461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3132717 + ... + 3134210.

It is an arithmetic number, because the mean of its divisors is an integer number (570290448).

Almost surely, 2^4681394469 is an apocalyptic number.

It is an amenable number.

4681394469 is a deficient number, since it is larger than the sum of its proper divisors (2162090907).

4681394469 is a wasteful number, since it uses less digits than its factorization.

4681394469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267016 (or 6267013 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 4681394469 is about 68420.7166653492. The cubic root of 4681394469 is about 1672.8554384094.

The spelling of 4681394469 in words is "four billion, six hundred eighty-one million, three hundred ninety-four thousand, four hundred sixty-nine".