875079012638 has 8 divisors (see below), whose sum is σ = 1317609464688. Its totient is φ = 435875857744.

The previous prime is 875079012631. The next prime is 875079012649. The reversal of 875079012638 is 836210970578.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (875079012631) 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, 831823631 + ... + 831824682.

It is an arithmetic number, because the mean of its divisors is an integer number (164701183086).

Almost surely, 2^875079012638 is an apocalyptic number.

875079012638 is a deficient number, since it is larger than the sum of its proper divisors (442530452050).

875079012638 is a wasteful number, since it uses less digits than its factorization.

875079012638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663648578.

The product of its (nonzero) digits is 5080320, while the sum is 56.

The spelling of 875079012638 in words is "eight hundred seventy-five billion, seventy-nine million, twelve thousand, six hundred thirty-eight".