134504555266263 has 256 divisors, whose sum is σ = 238880270684160. Its totient is φ = 65349752832000.

The previous prime is 134504555266259. The next prime is 134504555266297. The reversal of 134504555266263 is 362662555405431.

It is not a de Polignac number, because 134504555266263 - 2² = 134504555266259 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134504555266363) 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 255 ways as a sum of consecutive naturals, for example, 21634958331 + ... + 21634964547.

It is an arithmetic number, because the mean of its divisors is an integer number (933126057360).

Almost surely, 2^{134504555266263} is an apocalyptic number.

134504555266263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

134504555266263 is a deficient number, since it is larger than the sum of its proper divisors (104375715417897).

134504555266263 is a wasteful number, since it uses less digits than its factorization.

134504555266263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7098.

The product of its (nonzero) digits is 77760000, while the sum is 57.

The spelling of 134504555266263 in words is "one hundred thirty-four trillion, five hundred four billion, five hundred fifty-five million, two hundred sixty-six thousand, two hundred sixty-three".