874834438479 has 16 divisors (see below), whose sum is σ = 1170767874048. Its totient is φ = 581065931232.

The previous prime is 874834438469. The next prime is 874834438519. The reversal of 874834438479 is 974834438478.

It is not a de Polignac number, because 874834438479 - 2⁸ = 874834438223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (874834438469) 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 15 ways as a sum of consecutive naturals, for example, 393589 + ... + 1380065.

It is an arithmetic number, because the mean of its divisors is an integer number (73172992128).

Almost surely, 2^874834438479 is an apocalyptic number.

874834438479 is a deficient number, since it is larger than the sum of its proper divisors (295933435569).

874834438479 is a wasteful number, since it uses less digits than its factorization.

874834438479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987574.

The product of its digits is 520224768, while the sum is 69.

Subtracting 874834438479 from its reverse (974834438478), we obtain a palindrome (99999999999).

The spelling of 874834438479 in words is "eight hundred seventy-four billion, eight hundred thirty-four million, four hundred thirty-eight thousand, four hundred seventy-nine".