134129745340 has 24 divisors (see below), whose sum is σ = 298241434512. Its totient is φ = 50495904000.

The previous prime is 134129745313. The next prime is 134129745359. The reversal of 134129745340 is 43547921431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197249286 + ... + 197249965.

It is an arithmetic number, because the mean of its divisors is an integer number (12426726438).

Almost surely, 2^134129745340 is an apocalyptic number.

134129745340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134129745340 is an abundant number, since it is smaller than the sum of its proper divisors (164111689172).

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

134129745340 is a wasteful number, since it uses less digits than its factorization.

134129745340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394499277 (or 394499275 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 134129745340 in words is "one hundred thirty-four billion, one hundred twenty-nine million, seven hundred forty-five thousand, three hundred forty".