427683446813 has 8 divisors (see below), whose sum is σ = 493349130432. Its totient is φ = 363159775296.

The previous prime is 427683446779. The next prime is 427683446863. The reversal of 427683446813 is 318644386724.

It is a happy number.

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 427683446813 - 2¹⁰ = 427683445789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427683446863) 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, 285502220 + ... + 285503717.

It is an arithmetic number, because the mean of its divisors is an integer number (61668641304).

Almost surely, 2^427683446813 is an apocalyptic number.

It is an amenable number.

427683446813 is a deficient number, since it is larger than the sum of its proper divisors (65665683619).

427683446813 is a wasteful number, since it uses less digits than its factorization.

427683446813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571006051.

The product of its digits is 18579456, while the sum is 56.

The spelling of 427683446813 in words is "four hundred twenty-seven billion, six hundred eighty-three million, four hundred forty-six thousand, eight hundred thirteen".