134364520569 has 16 divisors (see below), whose sum is σ = 179905378304. Its totient is φ = 89200342800.

The previous prime is 134364520567. The next prime is 134364520613. The reversal of 134364520569 is 965025463431.

It is not a de Polignac number, because 134364520569 - 2¹ = 134364520567 is a prime.

It is a super-2 number, since 2×134364520569² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134364520567) 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, 1593852 + ... + 1676034.

It is an arithmetic number, because the mean of its divisors is an integer number (11244086144).

Almost surely, 2^134364520569 is an apocalyptic number.

It is an amenable number.

134364520569 is a deficient number, since it is larger than the sum of its proper divisors (45540857735).

134364520569 is a wasteful number, since it uses less digits than its factorization.

134364520569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84468.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 134364520569 in words is "one hundred thirty-four billion, three hundred sixty-four million, five hundred twenty thousand, five hundred sixty-nine".