43031140403340 has 24 divisors (see below), whose sum is σ = 120487193129520. Its totient is φ = 11474970774208.

The previous prime is 43031140403311. The next prime is 43031140403357. The reversal of 43031140403340 is 4330404113034.

43031140403340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 43031140403298 and 43031140403307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358592836635 + ... + 358592836754.

It is an arithmetic number, because the mean of its divisors is an integer number (5020299713730).

Almost surely, 2^{43031140403340} is an apocalyptic number.

It is an amenable number.

43031140403340 is an abundant number, since it is smaller than the sum of its proper divisors (77456052726180).

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

43031140403340 is a wasteful number, since it uses less digits than its factorization.

43031140403340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717185673401 (or 717185673399 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 43031140403340 its reverse (4330404113034), we get a palindrome (47361544516374).

The spelling of 43031140403340 in words is "forty-three trillion, thirty-one billion, one hundred forty million, four hundred three thousand, three hundred forty".