8616249387 has 6 divisors (see below), whose sum is σ = 12445693572. Its totient is φ = 5744166252.

The previous prime is 8616249359. The next prime is 8616249391. The reversal of 8616249387 is 7839426168.

8616249387 is a `hidden beast` number, since 8 + 6 + 1 + 624 + 9 + 3 + 8 + 7 = 666.

8616249387 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8616249387 - 2¹² = 8616245291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8616249287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 478680513 + ... + 478680530.

It is an arithmetic number, because the mean of its divisors is an integer number (2074282262).

Almost surely, 2^8616249387 is an apocalyptic number.

8616249387 is a deficient number, since it is larger than the sum of its proper divisors (3829444185).

8616249387 is a wasteful number, since it uses less digits than its factorization.

8616249387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957361049 (or 957361046 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 8616249387 is about 92823.7544327959. The cubic root of 8616249387 is about 2050.0891800982.

The spelling of 8616249387 in words is "eight billion, six hundred sixteen million, two hundred forty-nine thousand, three hundred eighty-seven".