99842279273 has 8 divisors (see below), whose sum is σ = 109198851840. Its totient is φ = 90532373680.

The previous prime is 99842279269. The next prime is 99842279279. The reversal of 99842279273 is 37297224899.

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 99842279273 - 2² = 99842279269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99842279279) 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 7 ways as a sum of consecutive naturals, for example, 11662265 + ... + 11670822.

It is an arithmetic number, because the mean of its divisors is an integer number (13649856480).

Almost surely, 2^99842279273 is an apocalyptic number.

It is an amenable number.

99842279273 is a deficient number, since it is larger than the sum of its proper divisors (9356572567).

99842279273 is a wasteful number, since it uses less digits than its factorization.

99842279273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23333487.

The product of its digits is 27433728, while the sum is 62.

The spelling of 99842279273 in words is "ninety-nine billion, eight hundred forty-two million, two hundred seventy-nine thousand, two hundred seventy-three".