8169338245 has 8 divisors (see below), whose sum is σ = 9809879040. Its totient is φ = 6531021840.

The previous prime is 8169338201. The next prime is 8169338279. The reversal of 8169338245 is 5428339618.

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

It is not a de Polignac number, because 8169338245 - 2⁹ = 8169337733 is a prime.

It is a super-2 number, since 2×8169338245² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548005 + ... + 562714.

It is an arithmetic number, because the mean of its divisors is an integer number (1226234880).

Almost surely, 2^8169338245 is an apocalyptic number.

It is an amenable number.

8169338245 is a deficient number, since it is larger than the sum of its proper divisors (1640540795).

8169338245 is a wasteful number, since it uses less digits than its factorization.

8169338245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112195.

The product of its digits is 1244160, while the sum is 49.

The square root of 8169338245 is about 90384.3916005413. The cubic root of 8169338245 is about 2014.0131075160.

The spelling of 8169338245 in words is "eight billion, one hundred sixty-nine million, three hundred thirty-eight thousand, two hundred forty-five".