134455402004 has 144 divisors (see below), whose sum is σ = 303820663104. Its totient is φ = 51476544000.

The previous prime is 134455401991. The next prime is 134455402093. The reversal of 134455402004 is 400204554431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29830319 + ... + 29834825.

It is an arithmetic number, because the mean of its divisors is an integer number (2109865716).

Almost surely, 2^134455402004 is an apocalyptic number.

134455402004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134455402004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151910331552).

134455402004 is an abundant number, since it is smaller than the sum of its proper divisors (169365261100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134455402004 is a wasteful number, since it uses less digits than its factorization.

134455402004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774 (or 4765 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 134455402004 its reverse (400204554431), we get a palindrome (534659956435).

The spelling of 134455402004 in words is "one hundred thirty-four billion, four hundred fifty-five million, four hundred two thousand, four".