30134400000 has 528 divisors, whose sum is σ = 104134459968. Its totient is φ = 7741440000.

The previous prime is 30134399993. The next prime is 30134400001. The reversal of 30134400000 is 443103.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30134400001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 412799964 + ... + 412800036.

It is an arithmetic number, because the mean of its divisors is an integer number (197224356).

Almost surely, 2^30134400000 is an apocalyptic number.

30134400000 is a gapful number since it is divisible by the number (30) 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 30134400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52067229984).

30134400000 is an abundant number, since it is smaller than the sum of its proper divisors (74000059968).

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

30134400000 is an frugal number, since it uses more digits than its factorization.

30134400000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 30134400000 its reverse (443103), we get a palindrome (30134843103).

The spelling of 30134400000 in words is "thirty billion, one hundred thirty-four million, four hundred thousand".