43240004254400 has 336 divisors, whose sum is σ = 112352430412800. Its totient is φ = 16333823139840.

The previous prime is 43240004254399. The next prime is 43240004254411. The reversal of 43240004254400 is 445240004234.

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

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, 17003539529 + ... + 17003542071.

Almost surely, 2^{43240004254400} is an apocalyptic number.

43240004254400 is a gapful number since it is divisible by the number (40) 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 43240004254400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56176215206400).

43240004254400 is an abundant number, since it is smaller than the sum of its proper divisors (69112426158400).

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

43240004254400 is a wasteful number, since it uses less digits than its factorization.

43240004254400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 43240004254400 its reverse (445240004234), we get a palindrome (43685244258634).

The spelling of 43240004254400 in words is "forty-three trillion, two hundred forty billion, four million, two hundred fifty-four thousand, four hundred".