9887650327 has 4 divisors (see below), whose sum is σ = 9890904816. Its totient is φ = 9884395840.

The previous prime is 9887650321. The next prime is 9887650361. The reversal of 9887650327 is 7230567889.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9887650327 - 2²³ = 9879261719 is a prime.

It is a super-4 number, since 4×9887650327⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9887650321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1622683 + ... + 1628764.

It is an arithmetic number, because the mean of its divisors is an integer number (2472726204).

Almost surely, 2^9887650327 is an apocalyptic number.

9887650327 is a deficient number, since it is larger than the sum of its proper divisors (3254489).

9887650327 is a wasteful number, since it uses less digits than its factorization.

9887650327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3254488.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The square root of 9887650327 is about 99436.6649028415. The cubic root of 9887650327 is about 2146.3359497557.

The spelling of 9887650327 in words is "nine billion, eight hundred eighty-seven million, six hundred fifty thousand, three hundred twenty-seven".