99056540161 has 8 divisors (see below), whose sum is σ = 99670863744. Its totient is φ = 98442696720.

The previous prime is 99056540159. The next prime is 99056540179. The reversal of 99056540161 is 16104565099.

It is a happy number.

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 99056540161 - 2¹ = 99056540159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99056540101) 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, 298360 + ... + 535846.

It is an arithmetic number, because the mean of its divisors is an integer number (12458857968).

Almost surely, 2^99056540161 is an apocalyptic number.

It is an amenable number.

99056540161 is a deficient number, since it is larger than the sum of its proper divisors (614323583).

99056540161 is a wasteful number, since it uses less digits than its factorization.

99056540161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240071.

The product of its (nonzero) digits is 291600, while the sum is 46.

The spelling of 99056540161 in words is "ninety-nine billion, fifty-six million, five hundred forty thousand, one hundred sixty-one".