43421313350 has 24 divisors (see below), whose sum is σ = 80775876888. Its totient is φ = 17365894400.

The previous prime is 43421313323. The next prime is 43421313359. The reversal of 43421313350 is 5331312434.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43421313359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286262 + ... + 410838.

It is an arithmetic number, because the mean of its divisors is an integer number (3365661537).

Almost surely, 2^43421313350 is an apocalyptic number.

43421313350 is a deficient number, since it is larger than the sum of its proper divisors (37354563538).

43421313350 is a wasteful number, since it uses less digits than its factorization.

43421313350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131560 (or 131555 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 43421313350 its reverse (5331312434), we get a palindrome (48752625784).

The spelling of 43421313350 in words is "forty-three billion, four hundred twenty-one million, three hundred thirteen thousand, three hundred fifty".