43540003040 has 24 divisors (see below), whose sum is σ = 102863257560. Its totient is φ = 17416001152.

The previous prime is 43540002973. The next prime is 43540003063. The reversal of 43540003040 is 4030004534.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43540002997 and 43540003015.

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 3 ways as a sum of consecutive naturals, for example, 136062350 + ... + 136062669.

It is an arithmetic number, because the mean of its divisors is an integer number (4285969065).

Almost surely, 2^43540003040 is an apocalyptic number.

43540003040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43540003040 is an abundant number, since it is smaller than the sum of its proper divisors (59323254520).

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

43540003040 is a wasteful number, since it uses less digits than its factorization.

43540003040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272125034 (or 272125026 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

Adding to 43540003040 its reverse (4030004534), we get a palindrome (47570007574).

The spelling of 43540003040 in words is "forty-three billion, five hundred forty million, three thousand, forty".