154340422230000 has 400 divisors, whose sum is σ = 500925849541920. Its totient is φ = 40935358464000.

The previous prime is 154340422229989. The next prime is 154340422230037. The reversal of 154340422230000 is 32224043451.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 154340422230000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5219655216 + ... + 5219684784.

Almost surely, 2^{154340422230000} is an apocalyptic number.

154340422230000 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 154340422230000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250462924770960).

154340422230000 is an abundant number, since it is smaller than the sum of its proper divisors (346585427311920).

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

154340422230000 is a wasteful number, since it uses less digits than its factorization.

154340422230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30534 (or 30513 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 154340422230000 its reverse (32224043451), we get a palindrome (154372646273451).

The spelling of 154340422230000 in words is "one hundred fifty-four trillion, three hundred forty billion, four hundred twenty-two million, two hundred thirty thousand".