134400000000 has 540 divisors, whose sum is σ = 511984112864. Its totient is φ = 30720000000.

The previous prime is 134399999989. The next prime is 134400000023. The reversal of 134400000000 is 4431.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19199999997 + ... + 19200000003.

Almost surely, 2^134400000000 is an apocalyptic number.

134400000000 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 134400000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255992056432).

134400000000 is an abundant number, since it is smaller than the sum of its proper divisors (377584112864).

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

134400000000 is an frugal number, since it uses more digits than its factorization.

134400000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78 (or 17 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 134400000000 its reverse (4431), we get a palindrome (134400004431).

The spelling of 134400000000 in words is "one hundred thirty-four billion, four hundred million", and thus it is an aban number.