134777885072 has 80 divisors (see below), whose sum is σ = 275907674112. Its totient is φ = 63684593280.

The previous prime is 134777885069. The next prime is 134777885093. The reversal of 134777885072 is 270588777431.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10787213 + ... + 10799699.

Almost surely, 2^134777885072 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 134777885072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137953837056).

134777885072 is an abundant number, since it is smaller than the sum of its proper divisors (141129789040).

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

134777885072 is a wasteful number, since it uses less digits than its factorization.

134777885072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13036 (or 13030 counting only the distinct ones).

The product of its (nonzero) digits is 18439680, while the sum is 59.

The spelling of 134777885072 in words is "one hundred thirty-four billion, seven hundred seventy-seven million, eight hundred eighty-five thousand, seventy-two".