8116713421 has 8 divisors (see below), whose sum is σ = 8340620000. Its totient is φ = 7893045648.

The previous prime is 8116713413. The next prime is 8116713431. The reversal of 8116713421 is 1243176118.

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

It is a cyclic number.

It is not a de Polignac number, because 8116713421 - 2³ = 8116713413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8116713431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10330 + ... + 127828.

It is an arithmetic number, because the mean of its divisors is an integer number (1042577500).

Almost surely, 2^8116713421 is an apocalyptic number.

It is an amenable number.

8116713421 is a deficient number, since it is larger than the sum of its proper divisors (223906579).

8116713421 is a wasteful number, since it uses less digits than its factorization.

8116713421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119403.

The product of its digits is 8064, while the sum is 34.

The square root of 8116713421 is about 90092.8044907028. The cubic root of 8116713421 is about 2009.6791993983.

Adding to 8116713421 its reverse (1243176118), we get a palindrome (9359889539).

The spelling of 8116713421 in words is "eight billion, one hundred sixteen million, seven hundred thirteen thousand, four hundred twenty-one".