134725608220 has 192 divisors, whose sum is σ = 341510400000. Its totient is φ = 43648450560.

The previous prime is 134725608187. The next prime is 134725608229. The reversal of 134725608220 is 22806527431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134725608229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 107866156 + ... + 107867404.

It is an arithmetic number, because the mean of its divisors is an integer number (1778700000).

Almost surely, 2^134725608220 is an apocalyptic number.

134725608220 is a gapful number since it is divisible by the number (10) 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 134725608220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170755200000).

134725608220 is an abundant number, since it is smaller than the sum of its proper divisors (206784791780).

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

134725608220 is a wasteful number, since it uses less digits than its factorization.

134725608220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1668 (or 1666 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 134725608220 in words is "one hundred thirty-four billion, seven hundred twenty-five million, six hundred eight thousand, two hundred twenty".