99629145791999 has 8 divisors (see below), whose sum is σ = 103125367060560. Its totient is φ = 96136973422336.

The previous prime is 99629145791939. The next prime is 99629145792041. The reversal of 99629145791999 is 99919754192699.

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 99629145791999 - 2²⁰ = 99629144743423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99629145791939) 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, 1012174649 + ... + 1012273074.

It is an arithmetic number, because the mean of its divisors is an integer number (12890670882570).

Almost surely, 2^{99629145791999} is an apocalyptic number.

99629145791999 is a deficient number, since it is larger than the sum of its proper divisors (3496221268561).

99629145791999 is a wasteful number, since it uses less digits than its factorization.

99629145791999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024449449.

The product of its digits is 8035387920, while the sum is 89.

The spelling of 99629145791999 in words is "ninety-nine trillion, six hundred twenty-nine billion, one hundred forty-five million, seven hundred ninety-one thousand, nine hundred ninety-nine".