134423555563 has 8 divisors (see below), whose sum is σ = 154361977920. Its totient is φ = 115771483080.

The previous prime is 134423555533. The next prime is 134423555579. The reversal of 134423555563 is 365555324431.

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

It is not a de Polignac number, because 134423555563 - 2²⁵ = 134390001131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134423555533) 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, 321587245 + ... + 321587662.

It is an arithmetic number, because the mean of its divisors is an integer number (19295247240).

Almost surely, 2^134423555563 is an apocalyptic number.

134423555563 is a deficient number, since it is larger than the sum of its proper divisors (19938422357).

134423555563 is a wasteful number, since it uses less digits than its factorization.

134423555563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643174937.

The product of its digits is 3240000, while the sum is 46.

Adding to 134423555563 its reverse (365555324431), we get a palindrome (499978879994).

It can be divided in two parts, 134423 and 555563, that added together give a palindrome (689986).

The spelling of 134423555563 in words is "one hundred thirty-four billion, four hundred twenty-three million, five hundred fifty-five thousand, five hundred sixty-three".