43682631873 has 4 divisors (see below), whose sum is σ = 58243509168. Its totient is φ = 29121754580.

The previous prime is 43682631857. The next prime is 43682631893. The reversal of 43682631873 is 37813628634.

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 not a de Polignac number, because 43682631873 - 2⁴ = 43682631857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43682631833) 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 3 ways as a sum of consecutive naturals, for example, 7280438643 + ... + 7280438648.

It is an arithmetic number, because the mean of its divisors is an integer number (14560877292).

Almost surely, 2^43682631873 is an apocalyptic number.

It is an amenable number.

43682631873 is a deficient number, since it is larger than the sum of its proper divisors (14560877295).

43682631873 is a wasteful number, since it uses less digits than its factorization.

43682631873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14560877294.

The product of its digits is 3483648, while the sum is 51.

The spelling of 43682631873 in words is "forty-three billion, six hundred eighty-two million, six hundred thirty-one thousand, eight hundred seventy-three".