134528345640 has 128 divisors (see below), whose sum is σ = 482922316800. Its totient is φ = 33114666240.

The previous prime is 134528345639. The next prime is 134528345663. The reversal of 134528345640 is 46543825431.

134528345640 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 2 + 83 + 4 + 564 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 31 ways as a sum of consecutive naturals, for example, 4776856 + ... + 4804935.

It is an arithmetic number, because the mean of its divisors is an integer number (3772830600).

Almost surely, 2^134528345640 is an apocalyptic number.

134528345640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134528345640 is an abundant number, since it is smaller than the sum of its proper divisors (348393971160).

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

134528345640 is a wasteful number, since it uses less digits than its factorization.

134528345640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9581824 (or 9581814 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 45.

The spelling of 134528345640 in words is "one hundred thirty-four billion, five hundred twenty-eight million, three hundred forty-five thousand, six hundred forty".