43354436040 has 96 divisors (see below), whose sum is σ = 147028115520. Its totient is φ = 11058520704.

The previous prime is 43354436039. The next prime is 43354436077. The reversal of 43354436040 is 4063445334.

43354436040 is a `hidden beast` number, since 4 + 3 + 3 + 5 + 4 + 43 + 604 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 43354435986 and 43354436004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2609742 + ... + 2626301.

It is an arithmetic number, because the mean of its divisors is an integer number (1531542870).

Almost surely, 2^43354436040 is an apocalyptic number.

43354436040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43354436040 is an abundant number, since it is smaller than the sum of its proper divisors (103673679480).

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

43354436040 is a wasteful number, since it uses less digits than its factorization.

43354436040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5236083 (or 5236076 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

The spelling of 43354436040 in words is "forty-three billion, three hundred fifty-four million, four hundred thirty-six thousand, forty".