134144333480 has 64 divisors (see below), whose sum is σ = 309113865360. Its totient is φ = 52372389888.

The previous prime is 134144333471. The next prime is 134144333513. The reversal of 134144333480 is 84333441431.

It can be written as a sum of positive squares in 8 ways, for example, as 15258672676 + 118885660804 = 123526^2 + 344798^2 .

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, 245234 + ... + 573086.

Almost surely, 2^134144333480 is an apocalyptic number.

134144333480 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 134144333480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154556932680).

134144333480 is an abundant number, since it is smaller than the sum of its proper divisors (174969531880).

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

134144333480 is a wasteful number, since it uses less digits than its factorization.

134144333480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328110 (or 328106 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 38.

The spelling of 134144333480 in words is "one hundred thirty-four billion, one hundred forty-four million, three hundred thirty-three thousand, four hundred eighty".