134134120240 has 20 divisors (see below), whose sum is σ = 311861829744. Its totient is φ = 53653648064.

The previous prime is 134134120217. The next prime is 134134120247. The reversal of 134134120240 is 42021431431.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (134134120247) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 838338172 + ... + 838338331.

Almost surely, 2^134134120240 is an apocalyptic number.

134134120240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134134120240 is an abundant number, since it is smaller than the sum of its proper divisors (177727709504).

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

134134120240 is a wasteful number, since it uses less digits than its factorization.

134134120240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676676516 (or 1676676510 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 134134120240 its reverse (42021431431), we get a palindrome (176155551671).

The spelling of 134134120240 in words is "one hundred thirty-four billion, one hundred thirty-four million, one hundred twenty thousand, two hundred forty".