9876645000369 has 45 divisors (see below), whose sum is σ = 16643764043673. Its totient is φ = 5643533155176.

The previous prime is 9876645000347. The next prime is 9876645000379. The reversal of 9876645000369 is 9630005466789.

The square root of 9876645000369 is 3142713.

It is a perfect power (a square), and thus also a powerful number.

9876645000369 is a `hidden beast` number, since 9 + 8 + 7 + 6 + 64 + 500 + 0 + 3 + 69 = 666.

It is not a de Polignac number, because 9876645000369 - 2²¹ = 9876642903217 is a prime.

It is a super-2 number, since 2×9876645000369² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (9876645000319) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 461968122 + ... + 461989500.

Almost surely, 2^{9876645000369} is an apocalyptic number.

9876645000369 is the 3142713-rd square number.

9876645000369 is the 1571357-th centered octagonal number.

It is an amenable number.

9876645000369 is a deficient number, since it is larger than the sum of its proper divisors (6767119043304).

9876645000369 is an frugal number, since it uses more digits than its factorization.

9876645000369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42792 (or 21389 counting only the distinct ones).

The product of its (nonzero) digits is 58786560, while the sum is 63.

The spelling of 9876645000369 in words is "nine trillion, eight hundred seventy-six billion, six hundred forty-five million, three hundred sixty-nine", and thus it is an aban number.