134256827673 has 8 divisors (see below), whose sum is σ = 198899004000. Its totient is φ = 89504551764.

The previous prime is 134256827641. The next prime is 134256827681. The reversal of 134256827673 is 376728652431.

It is a happy number.

134256827673 is a `hidden beast` number, since 1 + 3 + 4 + 2 + 568 + 2 + 7 + 6 + 73 = 666.

It is not a de Polignac number, because 134256827673 - 2⁵ = 134256827641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134256827603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2486237523 + ... + 2486237576.

It is an arithmetic number, because the mean of its divisors is an integer number (24862375500).

Almost surely, 2^134256827673 is an apocalyptic number.

It is an amenable number.

134256827673 is a deficient number, since it is larger than the sum of its proper divisors (64642176327).

134256827673 is an equidigital number, since it uses as much as digits as its factorization.

134256827673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4972475108 (or 4972475102 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The spelling of 134256827673 in words is "one hundred thirty-four billion, two hundred fifty-six million, eight hundred twenty-seven thousand, six hundred seventy-three".