134591569919 has 8 divisors (see below), whose sum is σ = 136806197712. Its totient is φ = 132377207040.

The previous prime is 134591569843. The next prime is 134591569949. The reversal of 134591569919 is 919965195431.

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

It is a cyclic number.

It is not a de Polignac number, because 134591569919 - 2⁸ = 134591569663 is a prime.

It is a super-2 number, since 2×134591569919² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134591569949) 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, 1136312 + ... + 1249154.

It is an arithmetic number, because the mean of its divisors is an integer number (17100774714).

Almost surely, 2^134591569919 is an apocalyptic number.

134591569919 is a deficient number, since it is larger than the sum of its proper divisors (2214627793).

134591569919 is a wasteful number, since it uses less digits than its factorization.

134591569919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132457.

The product of its digits is 11809800, while the sum is 62.

The spelling of 134591569919 in words is "one hundred thirty-four billion, five hundred ninety-one million, five hundred sixty-nine thousand, nine hundred nineteen".