134555555431 has 32 divisors (see below), whose sum is σ = 153052416000. Its totient is φ = 117171600000.

The previous prime is 134555555411. The next prime is 134555555437.

134555555431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134555555431 - 2⁹ = 134555554919 is a prime.

It is a super-2 number, since 2×134555555431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134555555437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68966506 + ... + 68968456.

It is an arithmetic number, because the mean of its divisors is an integer number (4782888000).

Almost surely, 2^134555555431 is an apocalyptic number.

134555555431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134555555431 is a deficient number, since it is larger than the sum of its proper divisors (18496860569).

134555555431 is a wasteful number, since it uses less digits than its factorization.

134555555431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3591.

The product of its digits is 2250000, while the sum is 46.

It can be divided in two parts, 134555 and 555431, that added together give a palindrome (689986).

The spelling of 134555555431 in words is "one hundred thirty-four billion, five hundred fifty-five million, five hundred fifty-five thousand, four hundred thirty-one".