134988209304 has 128 divisors (see below), whose sum is σ = 370209638400. Its totient is φ = 40763036160.

The previous prime is 134988209303. The next prime is 134988209329. The reversal of 134988209304 is 403902889431.

It is a super-2 number, since 2×134988209304² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134988209303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8804157 + ... + 8819475.

It is an arithmetic number, because the mean of its divisors is an integer number (2892262800).

Almost surely, 2^134988209304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134988209304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185104819200).

134988209304 is an abundant number, since it is smaller than the sum of its proper divisors (235221429096).

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

134988209304 is a wasteful number, since it uses less digits than its factorization.

134988209304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15865 (or 15861 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 134988209304 in words is "one hundred thirty-four billion, nine hundred eighty-eight million, two hundred nine thousand, three hundred four".