99538483599 has 24 divisors (see below), whose sum is σ = 144937333632. Its totient is φ = 65825948160.

The previous prime is 99538483579. The next prime is 99538483601.

It is a happy number.

99538483599 is a `hidden beast` number, since 9 + 9 + 53 + 8 + 483 + 5 + 99 = 666.

99538483599 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 99538483599 - 2⁵ = 99538483567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99538483579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475719 + ... + 652215.

It is an arithmetic number, because the mean of its divisors is an integer number (6039055568).

Almost surely, 2^99538483599 is an apocalyptic number.

99538483599 is a deficient number, since it is larger than the sum of its proper divisors (45398850033).

99538483599 is a wasteful number, since it uses less digits than its factorization.

99538483599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177007 (or 177004 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 72.

The spelling of 99538483599 in words is "ninety-nine billion, five hundred thirty-eight million, four hundred eighty-three thousand, five hundred ninety-nine".