43143034550 has 96 divisors (see below), whose sum is σ = 100138947840. Its totient is φ = 13434825600.

The previous prime is 43143034547. The next prime is 43143034559. The reversal of 43143034550 is 5543034134.

43143034550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×43143034550² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43143034559) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4757921 + ... + 4766979.

It is an arithmetic number, because the mean of its divisors is an integer number (1043114040).

Almost surely, 2^43143034550 is an apocalyptic number.

43143034550 is an abundant number, since it is smaller than the sum of its proper divisors (56995913290).

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

43143034550 is a wasteful number, since it uses less digits than its factorization.

43143034550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10326 (or 10321 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 43143034550 its reverse (5543034134), we get a palindrome (48686068684).

The spelling of 43143034550 in words is "forty-three billion, one hundred forty-three million, thirty-four thousand, five hundred fifty".