6889358539886 has 8 divisors (see below), whose sum is σ = 10341120773640. Its totient is φ = 3442318282008.

The previous prime is 6889358539873. The next prime is 6889358539901.

It is a happy number.

6889358539886 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×6889358539886² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6889358539798 and 6889358539807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180490321 + ... + 1180496156.

It is an arithmetic number, because the mean of its divisors is an integer number (1292640096705).

Almost surely, 2^{6889358539886} is an apocalyptic number.

6889358539886 is a deficient number, since it is larger than the sum of its proper divisors (3451762233754).

6889358539886 is a wasteful number, since it uses less digits than its factorization.

6889358539886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2360987938.

The product of its digits is 21499084800, while the sum is 86.

The spelling of 6889358539886 in words is "six trillion, eight hundred eighty-nine billion, three hundred fifty-eight million, five hundred thirty-nine thousand, eight hundred eighty-six".