128114113668 has 24 divisors (see below), whose sum is σ = 299057606400. Its totient is φ = 42686893920.

The previous prime is 128114113663. The next prime is 128114113679. The reversal of 128114113668 is 866311411821.

It is a super-2 number, since 2×128114113668² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (128114113663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2196343 + ... + 2253918.

It is an arithmetic number, because the mean of its divisors is an integer number (12460733600).

Almost surely, 2^128114113668 is an apocalyptic number.

It is an amenable number.

128114113668 is an abundant number, since it is smaller than the sum of its proper divisors (170943492732).

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

128114113668 is a wasteful number, since it uses less digits than its factorization.

128114113668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452667 (or 4452665 counting only the distinct ones).

The product of its digits is 55296, while the sum is 42.

The spelling of 128114113668 in words is "one hundred twenty-eight billion, one hundred fourteen million, one hundred thirteen thousand, six hundred sixty-eight".