134456642671 has 8 divisors (see below), whose sum is σ = 145636454880. Its totient is φ = 123396400992.

The previous prime is 134456642627. The next prime is 134456642717. The reversal of 134456642671 is 176246654431.

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 134456642671 - 2¹⁷ = 134456511599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134456642611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29890291 + ... + 29894788.

It is an arithmetic number, because the mean of its divisors is an integer number (18204556860).

Almost surely, 2^134456642671 is an apocalyptic number.

134456642671 is a deficient number, since it is larger than the sum of its proper divisors (11179812209).

134456642671 is a wasteful number, since it uses less digits than its factorization.

134456642671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59785265.

The product of its digits is 2903040, while the sum is 49.

The spelling of 134456642671 in words is "one hundred thirty-four billion, four hundred fifty-six million, six hundred forty-two thousand, six hundred seventy-one".