9923544453299 has 16 divisors (see below), whose sum is σ = 9956122192800. Its totient is φ = 9891030657024.

The previous prime is 9923544453259. The next prime is 9923544453307.

9923544453299 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9923544453299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9923544453239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2250745007 + ... + 2250749415.

It is an arithmetic number, because the mean of its divisors is an integer number (622257637050).

Almost surely, 2^{9923544453299} is an apocalyptic number.

9923544453299 is a deficient number, since it is larger than the sum of its proper divisors (32577739501).

9923544453299 is a wasteful number, since it uses less digits than its factorization.

9923544453299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10102.

The product of its digits is 377913600, while the sum is 68.

The spelling of 9923544453299 in words is "nine trillion, nine hundred twenty-three billion, five hundred forty-four million, four hundred fifty-three thousand, two hundred ninety-nine".