234123454400 has 168 divisors, whose sum is σ = 634232747280. Its totient is φ = 84354048000.

The previous prime is 234123454399. The next prime is 234123454417. The reversal of 234123454400 is 4454321432.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1857380 + ... + 1979420.

Almost surely, 2^234123454400 is an apocalyptic number.

234123454400 is a gapful number since it is divisible by the number (20) 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 234123454400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (317116373640).

234123454400 is an abundant number, since it is smaller than the sum of its proper divisors (400109292880).

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

234123454400 is a wasteful number, since it uses less digits than its factorization.

234123454400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122183 (or 122168 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 234123454400 its reverse (4454321432), we get a palindrome (238577775832).

The spelling of 234123454400 in words is "two hundred thirty-four billion, one hundred twenty-three million, four hundred fifty-four thousand, four hundred".