400600430683 has 4 divisors (see below), whose sum is σ = 401716309680. Its totient is φ = 399484551688.

The previous prime is 400600430663. The next prime is 400600430767. The reversal of 400600430683 is 386034006004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 400600430683 - 2⁹ = 400600430171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400600430603) 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, 557938960 + ... + 557939677.

It is an arithmetic number, because the mean of its divisors is an integer number (100429077420).

Almost surely, 2^400600430683 is an apocalyptic number.

400600430683 is a deficient number, since it is larger than the sum of its proper divisors (1115878997).

400600430683 is a wasteful number, since it uses less digits than its factorization.

400600430683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115878996.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 400600430683 its reverse (386034006004), we get a palindrome (786634436687).

The spelling of 400600430683 in words is "four hundred billion, six hundred million, four hundred thirty thousand, six hundred eighty-three".