134790144678 has 24 divisors (see below), whose sum is σ = 333766072848. Its totient is φ = 38511469872.

The previous prime is 134790144659. The next prime is 134790144703. The reversal of 134790144678 is 876441097431.

It is a happy number.

134790144678 is a `hidden beast` number, since 1 + 3 + 47 + 90 + 1 + 446 + 78 = 666.

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 11 ways as a sum of consecutive naturals, for example, 534881401 + ... + 534881652.

It is an arithmetic number, because the mean of its divisors is an integer number (13906919702).

Almost surely, 2^134790144678 is an apocalyptic number.

134790144678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

134790144678 is an abundant number, since it is smaller than the sum of its proper divisors (198975928170).

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

134790144678 is a wasteful number, since it uses less digits than its factorization.

134790144678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069763068 (or 1069763065 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 134790144678 in words is "one hundred thirty-four billion, seven hundred ninety million, one hundred forty-four thousand, six hundred seventy-eight".