99128968662 has 16 divisors (see below), whose sum is σ = 198261047232. Its totient is φ = 33042471240.

The previous prime is 99128968639. The next prime is 99128968669. The reversal of 99128968662 is 26686982199.

It is a junction number, because it is equal to n+sod(n) for n = 99128968593 and 99128968602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99128968669) 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, 606033 + ... + 752019.

It is an arithmetic number, because the mean of its divisors is an integer number (12391315452).

Almost surely, 2^99128968662 is an apocalyptic number.

99128968662 is an abundant number, since it is smaller than the sum of its proper divisors (99132078570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99128968662 is a wasteful number, since it uses less digits than its factorization.

99128968662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259163.

The product of its digits is 40310784, while the sum is 66.

The spelling of 99128968662 in words is "ninety-nine billion, one hundred twenty-eight million, nine hundred sixty-eight thousand, six hundred sixty-two".