8045899859 has 8 divisors (see below), whose sum is σ = 8889588000. Its totient is φ = 7243367296.

The previous prime is 8045899801. The next prime is 8045899889. The reversal of 8045899859 is 9589985408.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8045899859 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8045899795 and 8045899804.

It is not an unprimeable number, because it can be changed into a prime (8045899889) 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, 10288484 + ... + 10289265.

It is an arithmetic number, because the mean of its divisors is an integer number (1111198500).

Almost surely, 2^8045899859 is an apocalyptic number.

8045899859 is a deficient number, since it is larger than the sum of its proper divisors (843688141).

8045899859 is a wasteful number, since it uses less digits than its factorization.

8045899859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577789.

The product of its (nonzero) digits is 37324800, while the sum is 65.

The square root of 8045899859 is about 89698.9401219435. The cubic root of 8045899859 is about 2003.8176962110.

The spelling of 8045899859 in words is "eight billion, forty-five million, eight hundred ninety-nine thousand, eight hundred fifty-nine".