43031303340 has 48 divisors (see below), whose sum is σ = 120747959808. Its totient is φ = 11450222784.

The previous prime is 43031303333. The next prime is 43031303377. The reversal of 43031303340 is 4330313034.

It is a self number, because there is not a number n which added to its sum of digits gives 43031303340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 746722 + ... + 802281.

It is an arithmetic number, because the mean of its divisors is an integer number (2515582496).

Almost surely, 2^43031303340 is an apocalyptic number.

It is an amenable number.

43031303340 is an abundant number, since it is smaller than the sum of its proper divisors (77716656468).

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

43031303340 is a wasteful number, since it uses less digits than its factorization.

43031303340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549478 (or 1549476 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 43031303340 its reverse (4330313034), we get a palindrome (47361616374).

The spelling of 43031303340 in words is "forty-three billion, thirty-one million, three hundred three thousand, three hundred forty".