9926870864897 has 8 divisors (see below), whose sum is σ = 11736202008000. Its totient is φ = 8215341405264.

The previous prime is 9926870864887. The next prime is 9926870864917. The reversal of 9926870864897 is 7984680786299.

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

It is not a de Polignac number, because 9926870864897 - 2³⁴ = 9909690995713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9926870864887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24450420647 + ... + 24450421052.

It is an arithmetic number, because the mean of its divisors is an integer number (1467025251000).

Almost surely, 2^{9926870864897} is an apocalyptic number.

It is an amenable number.

9926870864897 is a deficient number, since it is larger than the sum of its proper divisors (1809331143103).

9926870864897 is a wasteful number, since it uses less digits than its factorization.

9926870864897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48900841735.

The product of its (nonzero) digits is 5267275776, while the sum is 83.

The spelling of 9926870864897 in words is "nine trillion, nine hundred twenty-six billion, eight hundred seventy million, eight hundred sixty-four thousand, eight hundred ninety-seven".