134555733680 has 80 divisors (see below), whose sum is σ = 331711670880. Its totient is φ = 50617276416.

The previous prime is 134555733673. The next prime is 134555733701. The reversal of 134555733680 is 86337555431.

It is a tau number, because it is divible by the number of its divisors (80).

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, 114839 + ... + 531318.

It is an arithmetic number, because the mean of its divisors is an integer number (4146395886).

Almost surely, 2^134555733680 is an apocalyptic number.

134555733680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134555733680 is an abundant number, since it is smaller than the sum of its proper divisors (197155937200).

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

134555733680 is a wasteful number, since it uses less digits than its factorization.

134555733680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646326 (or 646320 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 134555733680 in words is "one hundred thirty-four billion, five hundred fifty-five million, seven hundred thirty-three thousand, six hundred eighty".