134636543420 has 48 divisors (see below), whose sum is σ = 288152067168. Its totient is φ = 52823696640.

The previous prime is 134636543399. The next prime is 134636543443. The reversal of 134636543420 is 24345636431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4252850 + ... + 4284390.

It is an arithmetic number, because the mean of its divisors is an integer number (6003168066).

Almost surely, 2^134636543420 is an apocalyptic number.

134636543420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134636543420 is an abundant number, since it is smaller than the sum of its proper divisors (153515523748).

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

134636543420 is a wasteful number, since it uses less digits than its factorization.

134636543420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35630 (or 35628 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 134636543420 in words is "one hundred thirty-four billion, six hundred thirty-six million, five hundred forty-three thousand, four hundred twenty".