99933524217 has 48 divisors (see below), whose sum is σ = 153886936320. Its totient is φ = 62274479616.

The previous prime is 99933524213. The next prime is 99933524219. The reversal of 99933524217 is 71242533999.

99933524217 is a `hidden beast` number, since 9 + 9 + 93 + 3 + 524 + 21 + 7 = 666.

It is not a de Polignac number, because 99933524217 - 2² = 99933524213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99933524213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39358134 + ... + 39360672.

It is an arithmetic number, because the mean of its divisors is an integer number (3205977840).

Almost surely, 2^99933524217 is an apocalyptic number.

It is an amenable number.

99933524217 is a deficient number, since it is larger than the sum of its proper divisors (53953412103).

99933524217 is a wasteful number, since it uses less digits than its factorization.

99933524217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4222 (or 4219 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The spelling of 99933524217 in words is "ninety-nine billion, nine hundred thirty-three million, five hundred twenty-four thousand, two hundred seventeen".