134426506216061 has 4 divisors (see below), whose sum is σ = 134444898138300. Its totient is φ = 134408114293824.

The previous prime is 134426506216039. The next prime is 134426506216069. The reversal of 134426506216061 is 160612605624431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67417138110436 + 67009368105625 = 8210794^2 + 8185925^2 .

It is a cyclic number.

It is not a de Polignac number, because 134426506216061 - 2⁴⁶ = 64057762038397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134426506215997 and 134426506216015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134426506216069) 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 3 ways as a sum of consecutive naturals, for example, 9195950156 + ... + 9195964773.

It is an arithmetic number, because the mean of its divisors is an integer number (33611224534575).

Almost surely, 2^{134426506216061} is an apocalyptic number.

It is an amenable number.

134426506216061 is a deficient number, since it is larger than the sum of its proper divisors (18391922239).

134426506216061 is an equidigital number, since it uses as much as digits as its factorization.

134426506216061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18391922238.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 134426506216061 in words is "one hundred thirty-four trillion, four hundred twenty-six billion, five hundred six million, two hundred sixteen thousand, sixty-one".