133776677004928 has 128 divisors (see below), whose sum is σ = 278185195108800. Its totient is φ = 64019745054720.

The previous prime is 133776677004857. The next prime is 133776677004941. The reversal of 133776677004928 is 829400776677331.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5229928843 + ... + 5229954421.

Almost surely, 2^{133776677004928} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133776677004928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139092597554400).

133776677004928 is an abundant number, since it is smaller than the sum of its proper divisors (144408518103872).

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

133776677004928 is a wasteful number, since it uses less digits than its factorization.

133776677004928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44490 (or 44478 counting only the distinct ones).

The product of its (nonzero) digits is 448084224, while the sum is 70.

The spelling of 133776677004928 in words is "one hundred thirty-three trillion, seven hundred seventy-six billion, six hundred seventy-seven million, four thousand, nine hundred twenty-eight".