134665282566431 has 8 divisors (see below), whose sum is σ = 140614794077184. Its totient is φ = 128723645991160.

The previous prime is 134665282566401. The next prime is 134665282566443.

134665282566431 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134665282566431 is a prime.

It is a super-2 number, since 2×134665282566431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134665282566401) 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, 1968698915 + ... + 1968767316.

It is an arithmetic number, because the mean of its divisors is an integer number (17576849259648).

Almost surely, 2^{134665282566431} is an apocalyptic number.

134665282566431 is a deficient number, since it is larger than the sum of its proper divisors (5949511510753).

134665282566431 is a wasteful number, since it uses less digits than its factorization.

134665282566431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937467741.

The product of its digits is 149299200, while the sum is 62.

The spelling of 134665282566431 in words is "one hundred thirty-four trillion, six hundred sixty-five billion, two hundred eighty-two million, five hundred sixty-six thousand, four hundred thirty-one".