99394463604129 has 4 divisors (see below), whose sum is σ = 132525951472176. Its totient is φ = 66262975736084.

The previous prime is 99394463604053. The next prime is 99394463604131. The reversal of 99394463604129 is 92140636449399.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99394463604129 - 2¹⁷ = 99394463473057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99394463608129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16565743934019 + ... + 16565743934024.

It is an arithmetic number, because the mean of its divisors is an integer number (33131487868044).

Almost surely, 2^{99394463604129} is an apocalyptic number.

It is an amenable number.

99394463604129 is a deficient number, since it is larger than the sum of its proper divisors (33131487868047).

99394463604129 is a wasteful number, since it uses less digits than its factorization.

99394463604129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33131487868046.

The product of its (nonzero) digits is 272097792, while the sum is 69.

The spelling of 99394463604129 in words is "ninety-nine trillion, three hundred ninety-four billion, four hundred sixty-three million, six hundred four thousand, one hundred twenty-nine".