99693239699 has 8 divisors (see below), whose sum is σ = 100177039248. Its totient is φ = 99209547360.

The previous prime is 99693239603. The next prime is 99693239713.

99693239699 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 99693239699 - 2²⁸ = 99424804243 is a prime.

It is a super-2 number, since 2×99693239699² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99693239099) 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, 2341469 + ... + 2383665.

It is an arithmetic number, because the mean of its divisors is an integer number (12522129906).

Almost surely, 2^99693239699 is an apocalyptic number.

99693239699 is a deficient number, since it is larger than the sum of its proper divisors (483799549).

99693239699 is a wasteful number, since it uses less digits than its factorization.

99693239699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53605.

The product of its digits is 344373768, while the sum is 74.

The spelling of 99693239699 in words is "ninety-nine billion, six hundred ninety-three million, two hundred thirty-nine thousand, six hundred ninety-nine".