99270427859 has 16 divisors (see below), whose sum is σ = 106114337280. Its totient is φ = 92590011360.

The previous prime is 99270427847. The next prime is 99270427889. The reversal of 99270427859 is 95872407299.

It is a cyclic number.

It is not a de Polignac number, because 99270427859 - 2⁸ = 99270427603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99270427889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2348102 + ... + 2390004.

It is an arithmetic number, because the mean of its divisors is an integer number (6632146080).

Almost surely, 2^99270427859 is an apocalyptic number.

99270427859 is a deficient number, since it is larger than the sum of its proper divisors (6843909421).

99270427859 is a wasteful number, since it uses less digits than its factorization.

99270427859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43850.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 99270427859 in words is "ninety-nine billion, two hundred seventy million, four hundred twenty-seven thousand, eight hundred fifty-nine".