9899048696523 has 16 divisors (see below), whose sum is σ = 15084370279680. Its totient is φ = 5656559655456.

The previous prime is 9899048696503. The next prime is 9899048696573. The reversal of 9899048696523 is 3256968409989.

9899048696523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9899048696523 - 2⁸ = 9899048696267 is a prime.

It is a super-2 number, since 2×9899048696523² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9899048696503) 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, 1567036 + ... + 4717382.

It is an arithmetic number, because the mean of its divisors is an integer number (942773142480).

Almost surely, 2^{9899048696523} is an apocalyptic number.

9899048696523 is a deficient number, since it is larger than the sum of its proper divisors (5185321583157).

9899048696523 is a wasteful number, since it uses less digits than its factorization.

9899048696523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299986.

The product of its (nonzero) digits is 1813985280, while the sum is 78.

The spelling of 9899048696523 in words is "nine trillion, eight hundred ninety-nine billion, forty-eight million, six hundred ninety-six thousand, five hundred twenty-three".