134806813408 has 24 divisors (see below), whose sum is σ = 265409774280. Its totient is φ = 67401156480.

The previous prime is 134806813399. The next prime is 134806813451. The reversal of 134806813408 is 804318608431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1335663 + ... + 1433041.

It is an arithmetic number, because the mean of its divisors is an integer number (11058740595).

Almost surely, 2^134806813408 is an apocalyptic number.

It is an amenable number.

134806813408 is a deficient number, since it is larger than the sum of its proper divisors (130602960872).

134806813408 is an equidigital number, since it uses as much as digits as its factorization.

134806813408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140650 (or 140642 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 46.

The spelling of 134806813408 in words is "one hundred thirty-four billion, eight hundred six million, eight hundred thirteen thousand, four hundred eight".