9926486863 has 8 divisors (see below), whose sum is σ = 10465096320. Its totient is φ = 9389493720.

The previous prime is 9926486861. The next prime is 9926486887. The reversal of 9926486863 is 3686846299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9926486863 - 2¹ = 9926486861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9926486861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 391453 + ... + 416038.

It is an arithmetic number, because the mean of its divisors is an integer number (1308137040).

Almost surely, 2^9926486863 is an apocalyptic number.

9926486863 is a deficient number, since it is larger than the sum of its proper divisors (538609457).

9926486863 is a wasteful number, since it uses less digits than its factorization.

9926486863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808157.

The product of its digits is 26873856, while the sum is 61.

The square root of 9926486863 is about 99631.7562978792. The cubic root of 9926486863 is about 2149.1423919026.

The spelling of 9926486863 in words is "nine billion, nine hundred twenty-six million, four hundred eighty-six thousand, eight hundred sixty-three".