99791329165 has 16 divisors (see below), whose sum is σ = 130643222976. Its totient is φ = 72571456000.

The previous prime is 99791329147. The next prime is 99791329217. The reversal of 99791329165 is 56192319799.

It is not a de Polignac number, because 99791329165 - 2⁷ = 99791329037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1236954 + ... + 1315156.

It is an arithmetic number, because the mean of its divisors is an integer number (8165201436).

Almost surely, 2^99791329165 is an apocalyptic number.

It is an amenable number.

99791329165 is a deficient number, since it is larger than the sum of its proper divisors (30851893811).

99791329165 is a wasteful number, since it uses less digits than its factorization.

99791329165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101420.

The product of its digits is 8266860, while the sum is 61.

The spelling of 99791329165 in words is "ninety-nine billion, seven hundred ninety-one million, three hundred twenty-nine thousand, one hundred sixty-five".