134649166813 has 16 divisors (see below), whose sum is σ = 155696112000. Its totient is φ = 114060508992.

The previous prime is 134649166787. The next prime is 134649166837. The reversal of 134649166813 is 318661946431.

It is not a de Polignac number, because 134649166813 - 2⁵ = 134649166781 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 (134649166513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69978 + ... + 523636.

It is an arithmetic number, because the mean of its divisors is an integer number (9731007000).

Almost surely, 2^134649166813 is an apocalyptic number.

It is an amenable number.

134649166813 is a deficient number, since it is larger than the sum of its proper divisors (21046945187).

134649166813 is a wasteful number, since it uses less digits than its factorization.

134649166813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454164.

The product of its digits is 2239488, while the sum is 52.

The spelling of 134649166813 in words is "one hundred thirty-four billion, six hundred forty-nine million, one hundred sixty-six thousand, eight hundred thirteen".