134564903366401 has 16 divisors (see below), whose sum is σ = 138322890432000. Its totient is φ = 130813326483840.

The previous prime is 134564903366389. The next prime is 134564903366441. The reversal of 134564903366401 is 104663309465431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 134564903366401 - 2⁹ = 134564903365889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134564903366441) 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 15 ways as a sum of consecutive naturals, for example, 267690645 + ... + 268192861.

It is an arithmetic number, because the mean of its divisors is an integer number (8645180652000).

Almost surely, 2^{134564903366401} is an apocalyptic number.

It is an amenable number.

134564903366401 is a deficient number, since it is larger than the sum of its proper divisors (3757987065599).

134564903366401 is a wasteful number, since it uses less digits than its factorization.

134564903366401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508584.

The product of its (nonzero) digits is 16796160, while the sum is 55.

The spelling of 134564903366401 in words is "one hundred thirty-four trillion, five hundred sixty-four billion, nine hundred three million, three hundred sixty-six thousand, four hundred one".