99559545 has 8 divisors (see below), whose sum is σ = 159295296. Its totient is φ = 53098416.

The previous prime is 99559529. The next prime is 99559549. The reversal of 99559545 is 54595599.

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

It is not a de Polignac number, because 99559545 - 2⁴ = 99559529 is a prime.

It is a super-3 number, since 3×99559545³ (a number of 25 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (99559549) 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, 3318637 + ... + 3318666.

It is an arithmetic number, because the mean of its divisors is an integer number (19911912).

Almost surely, 2^99559545 is an apocalyptic number.

It is an amenable number.

99559545 is a deficient number, since it is larger than the sum of its proper divisors (59735751).

99559545 is a wasteful number, since it uses less digits than its factorization.

99559545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6637311.

The product of its digits is 1822500, while the sum is 51.

The square root of 99559545 is about 9977.9529463713. The cubic root of 99559545 is about 463.4764100459.

The spelling of 99559545 in words is "ninety-nine million, five hundred fifty-nine thousand, five hundred forty-five".