134855640332928 has 128 divisors (see below), whose sum is σ = 398018553441600. Its totient is φ = 44951076541440.

The previous prime is 134855640332773. The next prime is 134855640332929. The reversal of 134855640332928 is 829233046558431.

134855640332928 is a `hidden beast` number, since 1 + 3 + 4 + 8 + 556 + 4 + 0 + 33 + 29 + 28 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (134855640332929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211648743 + ... + 212284953.

Almost surely, 2^{134855640332928} is an apocalyptic number.

134855640332928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

134855640332928 is an abundant number, since it is smaller than the sum of its proper divisors (263162913108672).

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

134855640332928 is an equidigital number, since it uses as much as digits as its factorization.

134855640332928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697567 (or 697549 counting only the distinct ones).

The product of its (nonzero) digits is 149299200, while the sum is 63.

The spelling of 134855640332928 in words is "one hundred thirty-four trillion, eight hundred fifty-five billion, six hundred forty million, three hundred thirty-two thousand, nine hundred twenty-eight".