875020207138 has 32 divisors (see below), whose sum is σ = 1638709672320. Its totient is φ = 340436079360.

The previous prime is 875020207133. The next prime is 875020207141. The reversal of 875020207138 is 831702020578.

It is a junction number, because it is equal to n+sod(n) for n = 875020207094 and 875020207103.

It is not an unprimeable number, because it can be changed into a prime (875020207133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3897831 + ... + 4116202.

It is an arithmetic number, because the mean of its divisors is an integer number (51209677260).

Almost surely, 2^875020207138 is an apocalyptic number.

875020207138 is a deficient number, since it is larger than the sum of its proper divisors (763689465182).

875020207138 is a wasteful number, since it uses less digits than its factorization.

875020207138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8014762.

The product of its (nonzero) digits is 188160, while the sum is 43.

The spelling of 875020207138 in words is "eight hundred seventy-five billion, twenty million, two hundred seven thousand, one hundred thirty-eight".