43234552040 has 16 divisors (see below), whose sum is σ = 97277742180. Its totient is φ = 17293820800.

The previous prime is 43234552033. The next prime is 43234552171. The reversal of 43234552040 is 4025543234.

It can be written as a sum of positive squares in 2 ways, for example, as 42724063204 + 510488836 = 206698^2 + 22594^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43234551988 and 43234552006.

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 3 ways as a sum of consecutive naturals, for example, 540431861 + ... + 540431940.

Almost surely, 2^43234552040 is an apocalyptic number.

43234552040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43234552040 is an abundant number, since it is smaller than the sum of its proper divisors (54043190140).

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

43234552040 is a wasteful number, since it uses less digits than its factorization.

43234552040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080863812 (or 1080863808 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The spelling of 43234552040 in words is "forty-three billion, two hundred thirty-four million, five hundred fifty-two thousand, forty".