134256535265 has 16 divisors (see below), whose sum is σ = 170090469120. Its totient is φ = 101450361600.

The previous prime is 134256535261. The next prime is 134256535277. The reversal of 134256535265 is 562535652431.

It is not a de Polignac number, because 134256535265 - 2² = 134256535261 is a prime.

It is a super-2 number, since 2×134256535265² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134256535261) 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, 2064761 + ... + 2128790.

It is an arithmetic number, because the mean of its divisors is an integer number (10630654320).

Almost surely, 2^134256535265 is an apocalyptic number.

It is an amenable number.

134256535265 is a deficient number, since it is larger than the sum of its proper divisors (35833933855).

134256535265 is a wasteful number, since it uses less digits than its factorization.

134256535265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4193912.

The product of its digits is 3240000, while the sum is 47.

The spelling of 134256535265 in words is "one hundred thirty-four billion, two hundred fifty-six million, five hundred thirty-five thousand, two hundred sixty-five".