8642500203 has 16 divisors (see below), whose sum is σ = 11569299840. Its totient is φ = 5738730816.

The previous prime is 8642500187. The next prime is 8642500289. The reversal of 8642500203 is 3020052468.

It is not a de Polignac number, because 8642500203 - 2⁴ = 8642500187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8642600203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 799408 + ... + 810146.

It is an arithmetic number, because the mean of its divisors is an integer number (723081240).

Almost surely, 2^8642500203 is an apocalyptic number.

8642500203 is a deficient number, since it is larger than the sum of its proper divisors (2926799637).

8642500203 is a wasteful number, since it uses less digits than its factorization.

8642500203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11786.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 8642500203 is about 92965.0482869772. The cubic root of 8642500203 is about 2052.1690468764.

The spelling of 8642500203 in words is "eight billion, six hundred forty-two million, five hundred thousand, two hundred three".