134645546431 has 12 divisors (see below), whose sum is σ = 149164185856. Its totient is φ = 121441209120.

The previous prime is 134645546429. The next prime is 134645546459.

134645546431 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 134645546431 - 2¹ = 134645546429 is a prime.

It is a super-2 number, since 2×134645546431² (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 (134645541431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4365630 + ... + 4396363.

Almost surely, 2^134645546431 is an apocalyptic number.

134645546431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

134645546431 is a deficient number, since it is larger than the sum of its proper divisors (14518639425).

134645546431 is a wasteful number, since it uses less digits than its factorization.

134645546431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8762142 (or 8762131 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The spelling of 134645546431 in words is "one hundred thirty-four billion, six hundred forty-five million, five hundred forty-six thousand, four hundred thirty-one".