128846406674 has 8 divisors (see below), whose sum is σ = 194660039280. Its totient is φ = 63959726916.

The previous prime is 128846406643. The next prime is 128846406683. The reversal of 128846406674 is 476604648821.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231737864 + ... + 231738419.

It is an arithmetic number, because the mean of its divisors is an integer number (24332504910).

Almost surely, 2^128846406674 is an apocalyptic number.

128846406674 is a deficient number, since it is larger than the sum of its proper divisors (65813632606).

128846406674 is a wasteful number, since it uses less digits than its factorization.

128846406674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463476424.

The product of its (nonzero) digits is 12386304, while the sum is 56.

The spelling of 128846406674 in words is "one hundred twenty-eight billion, eight hundred forty-six million, four hundred six thousand, six hundred seventy-four".