134516445405 has 16 divisors (see below), whose sum is σ = 215232945984. Its totient is φ = 71739893120.

The previous prime is 134516445403. The next prime is 134516445419. The reversal of 134516445405 is 504544615431.

It is not a de Polignac number, because 134516445405 - 2¹ = 134516445403 is a prime.

It is a super-2 number, since 2×134516445405² (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 (134516445403) 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, 443785 + ... + 682625.

It is an arithmetic number, because the mean of its divisors is an integer number (13452059124).

Almost surely, 2^134516445405 is an apocalyptic number.

134516445405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134516445405 is a deficient number, since it is larger than the sum of its proper divisors (80716500579).

134516445405 is a wasteful number, since it uses less digits than its factorization.

134516445405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276396.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 134516445405 in words is "one hundred thirty-four billion, five hundred sixteen million, four hundred forty-five thousand, four hundred five".