8356849845 has 8 divisors (see below), whose sum is σ = 13370959776. Its totient is φ = 4456986576.

The previous prime is 8356849829. The next prime is 8356849867. The reversal of 8356849845 is 5489486538.

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

It is not a de Polignac number, because 8356849845 - 2⁴ = 8356849829 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278561647 + ... + 278561676.

It is an arithmetic number, because the mean of its divisors is an integer number (1671369972).

Almost surely, 2^8356849845 is an apocalyptic number.

It is an amenable number.

8356849845 is a deficient number, since it is larger than the sum of its proper divisors (5014109931).

8356849845 is a wasteful number, since it uses less digits than its factorization.

8356849845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557123331.

The product of its digits is 33177600, while the sum is 60.

The square root of 8356849845 is about 91415.8074131602. The cubic root of 8356849845 is about 2029.3059697247.

The spelling of 8356849845 in words is "eight billion, three hundred fifty-six million, eight hundred forty-nine thousand, eight hundred forty-five".