43011240000 has 140 divisors (see below), whose sum is σ = 142205592144. Its totient is φ = 11469632000.

The previous prime is 43011239993. The next prime is 43011240001. The reversal of 43011240000 is 4211034.

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

It is not an unprimeable number, because it can be changed into a prime (43011240001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 59214 + ... + 299213.

Almost surely, 2^43011240000 is an apocalyptic number.

43011240000 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 43011240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71102796072).

43011240000 is an abundant number, since it is smaller than the sum of its proper divisors (99194352144).

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

43011240000 is an equidigital number, since it uses as much as digits as its factorization.

43011240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358462 (or 358437 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 43011240000 its reverse (4211034), we get a palindrome (43015451034).

The spelling of 43011240000 in words is "forty-three billion, eleven million, two hundred forty thousand".