134721330912 has 576 divisors, whose sum is σ = 461252413440. Its totient is φ = 36505976832.

The previous prime is 134721330881. The next prime is 134721330971. The reversal of 134721330912 is 219033127431.

134721330912 is a `hidden beast` number, since 1 + 347 + 2 + 1 + 3 + 309 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 95 ways as a sum of consecutive naturals, for example, 698037888 + ... + 698038080.

It is an arithmetic number, because the mean of its divisors is an integer number (800785440).

Almost surely, 2^134721330912 is an apocalyptic number.

134721330912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134721330912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230626206720).

134721330912 is an abundant number, since it is smaller than the sum of its proper divisors (326531082528).

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

134721330912 is a wasteful number, since it uses less digits than its factorization.

134721330912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The spelling of 134721330912 in words is "one hundred thirty-four billion, seven hundred twenty-one million, three hundred thirty thousand, nine hundred twelve".