99456065499 has 8 divisors (see below), whose sum is σ = 151552099840. Its totient is φ = 56832037416.

The previous prime is 99456065441. The next prime is 99456065519.

It is a happy number.

99456065499 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 99456065499 - 2²¹ = 99453968347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99456065299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368001539 + ... + 2368001580.

It is an arithmetic number, because the mean of its divisors is an integer number (18944012480).

Almost surely, 2^99456065499 is an apocalyptic number.

99456065499 is a deficient number, since it is larger than the sum of its proper divisors (52096034341).

99456065499 is a wasteful number, since it uses less digits than its factorization.

99456065499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4736003129.

The product of its (nonzero) digits is 94478400, while the sum is 66.

The spelling of 99456065499 in words is "ninety-nine billion, four hundred fifty-six million, sixty-five thousand, four hundred ninety-nine".