134440302546 has 96 divisors (see below), whose sum is σ = 329072777280. Its totient is φ = 39315369600.

The previous prime is 134440302527. The next prime is 134440302551. The reversal of 134440302546 is 645203044431.

134440302546 is a `hidden beast` number, since 1 + 3 + 44 + 40 + 30 + 2 + 546 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 134440302546.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 535125 + ... + 745143.

It is an arithmetic number, because the mean of its divisors is an integer number (3427841430).

Almost surely, 2^134440302546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134440302546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164536388640).

134440302546 is an abundant number, since it is smaller than the sum of its proper divisors (194632474734).

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

134440302546 is a wasteful number, since it uses less digits than its factorization.

134440302546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210152 (or 210149 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 134440302546 its reverse (645203044431), we get a palindrome (779643346977).

The spelling of 134440302546 in words is "one hundred thirty-four billion, four hundred forty million, three hundred two thousand, five hundred forty-six".