99677599577699 has 8 divisors (see below), whose sum is σ = 117103753350192. Its totient is φ = 83645538107040.

The previous prime is 99677599577681. The next prime is 99677599577723.

99677599577699 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 99677599577699 - 2²⁸ = 99677331142243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99677599577639) 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, 348523075304 + ... + 348523075589.

It is an arithmetic number, because the mean of its divisors is an integer number (14637969168774).

Almost surely, 2^{99677599577699} is an apocalyptic number.

99677599577699 is a deficient number, since it is larger than the sum of its proper divisors (17426153772493).

99677599577699 is a wasteful number, since it uses less digits than its factorization.

99677599577699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697046150917.

The product of its digits is 1148390856900, while the sum is 104.

The spelling of 99677599577699 in words is "ninety-nine trillion, six hundred seventy-seven billion, five hundred ninety-nine million, five hundred seventy-seven thousand, six hundred ninety-nine".