2163875930858 has 8 divisors (see below), whose sum is σ = 3245821107780. Its totient is φ = 1081935561600.

The previous prime is 2163875930851. The next prime is 2163875930863. The reversal of 2163875930858 is 8580395783612.

It can be written as a sum of positive squares in 2 ways, for example, as 1386546285289 + 777329645569 = 1177517^2 + 881663^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2163875930794 and 2163875930803.

It is not an unprimeable number, because it can be changed into a prime (2163875930851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297338 + ... + 2101466.

Almost surely, 2^{2163875930858} is an apocalyptic number.

2163875930858 is a deficient number, since it is larger than the sum of its proper divisors (1081945176922).

2163875930858 is a wasteful number, since it uses less digits than its factorization.

2163875930858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403832.

The product of its (nonzero) digits is 87091200, while the sum is 65.

The spelling of 2163875930858 in words is "two trillion, one hundred sixty-three billion, eight hundred seventy-five million, nine hundred thirty thousand, eight hundred fifty-eight".