134880641268 has 24 divisors (see below), whose sum is σ = 324873803520. Its totient is φ = 43509884160.

The previous prime is 134880641201. The next prime is 134880641279. The reversal of 134880641268 is 862146088431.

It is a self number, because there is not a number n which added to its sum of digits gives 134880641268.

It is a congruent number.

It is an unprimeable number.

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, 181290813 + ... + 181291556.

It is an arithmetic number, because the mean of its divisors is an integer number (13536408480).

Almost surely, 2^134880641268 is an apocalyptic number.

It is an amenable number.

134880641268 is an abundant number, since it is smaller than the sum of its proper divisors (189993162252).

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

134880641268 is a wasteful number, since it uses less digits than its factorization.

134880641268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362582407 (or 362582405 counting only the distinct ones).

The product of its (nonzero) digits is 1769472, while the sum is 51.

The spelling of 134880641268 in words is "one hundred thirty-four billion, eight hundred eighty million, six hundred forty-one thousand, two hundred sixty-eight".