134571428705 has 8 divisors (see below), whose sum is σ = 184555102272. Its totient is φ = 92277551088.

The previous prime is 134571428671. The next prime is 134571428731. The reversal of 134571428705 is 507824175431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134571428705 - 2²⁰ = 134570380129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 134571428705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1922448947 + ... + 1922449016.

It is an arithmetic number, because the mean of its divisors is an integer number (23069387784).

Almost surely, 2^134571428705 is an apocalyptic number.

It is an amenable number.

134571428705 is a deficient number, since it is larger than the sum of its proper divisors (49983673567).

134571428705 is an equidigital number, since it uses as much as digits as its factorization.

134571428705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844897975.

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 134571428705 in words is "one hundred thirty-four billion, five hundred seventy-one million, four hundred twenty-eight thousand, seven hundred five".