8615598849 has 48 divisors (see below), whose sum is σ = 15389949120. Its totient is φ = 4566222720.

The previous prime is 8615598821. The next prime is 8615598863. The reversal of 8615598849 is 9488955168.

8615598849 is a `hidden beast` number, since 8 + 615 + 5 + 9 + 8 + 8 + 4 + 9 = 666.

It is not a de Polignac number, because 8615598849 - 2⁷ = 8615598721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8615598889) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 151714 + ... + 200619.

It is an arithmetic number, because the mean of its divisors is an integer number (320623940).

Almost surely, 2^8615598849 is an apocalyptic number.

It is an amenable number.

8615598849 is a deficient number, since it is larger than the sum of its proper divisors (6774350271).

8615598849 is a wasteful number, since it uses less digits than its factorization.

8615598849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352382 (or 352379 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 63.

The square root of 8615598849 is about 92820.2502097468. The cubic root of 8615598849 is about 2050.0375840026.

The spelling of 8615598849 in words is "eight billion, six hundred fifteen million, five hundred ninety-eight thousand, eight hundred forty-nine".