43338730986 has 24 divisors (see below), whose sum is σ = 93963789504. Its totient is φ = 14436519720.

The previous prime is 43338730957. The next prime is 43338730987. The reversal of 43338730986 is 68903783334.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (43338730987) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 782820 + ... + 836351.

It is an arithmetic number, because the mean of its divisors is an integer number (3915157896).

Almost surely, 2^43338730986 is an apocalyptic number.

43338730986 is an abundant number, since it is smaller than the sum of its proper divisors (50625058518).

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

43338730986 is a wasteful number, since it uses less digits than its factorization.

43338730986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620666 (or 1620663 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 43338730986 in words is "forty-three billion, three hundred thirty-eight million, seven hundred thirty thousand, nine hundred eighty-six".