99999000361 has 4 divisors (see below), whose sum is σ = 107691231172. Its totient is φ = 92306769552.

The previous prime is 99999000337. The next prime is 99999000389. The reversal of 99999000361 is 16300099999.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42088984336 + 57910016025 = 205156^2 + 240645^2 .

It is a cyclic number.

It is not a de Polignac number, because 99999000361 - 2¹¹ = 99998998313 is a prime.

It is a super-3 number, since 3×99999000361³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99999003361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3846115386 + ... + 3846115411.

It is an arithmetic number, because the mean of its divisors is an integer number (26922807793).

Almost surely, 2^99999000361 is an apocalyptic number.

It is an amenable number.

99999000361 is a deficient number, since it is larger than the sum of its proper divisors (7692230811).

99999000361 is a wasteful number, since it uses less digits than its factorization.

99999000361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7692230810.

The product of its (nonzero) digits is 1062882, while the sum is 55.

The spelling of 99999000361 in words is "ninety-nine billion, nine hundred ninety-nine million, three hundred sixty-one", and thus it is an aban number.