134122543501440 has 384 divisors, whose sum is σ = 462979556585280. Its totient is φ = 33011324436480.

The previous prime is 134122543501433. The next prime is 134122543501523. The reversal of 134122543501440 is 44105345221431.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4621554130 + ... + 4621583150.

Almost surely, 2^{134122543501440} is an apocalyptic number.

134122543501440 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 134122543501440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231489778292640).

134122543501440 is an abundant number, since it is smaller than the sum of its proper divisors (328857013083840).

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

134122543501440 is a wasteful number, since it uses less digits than its factorization.

134122543501440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43312 (or 43287 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 134122543501440 its reverse (44105345221431), we get a palindrome (178227888722871).

The spelling of 134122543501440 in words is "one hundred thirty-four trillion, one hundred twenty-two billion, five hundred forty-three million, five hundred one thousand, four hundred forty".