43340422443340 has 24 divisors (see below), whose sum is σ = 99288967779792. Its totient is φ = 15760153615680.

The previous prime is 43340422443289. The next prime is 43340422443349. The reversal of 43340422443340 is 4334422404334.

It is a junction number, because it is equal to n+sod(n) for n = 43340422443293 and 43340422443302.

It is not an unprimeable number, because it can be changed into a prime (43340422443349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98500959879 + ... + 98500960318.

It is an arithmetic number, because the mean of its divisors is an integer number (4137040324158).

Almost surely, 2^{43340422443340} is an apocalyptic number.

It is an amenable number.

43340422443340 is an abundant number, since it is smaller than the sum of its proper divisors (55948545336452).

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

43340422443340 is a wasteful number, since it uses less digits than its factorization.

43340422443340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197001920217 (or 197001920215 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 43340422443340 its reverse (4334422404334), we get a palindrome (47674844847674).

The spelling of 43340422443340 in words is "forty-three trillion, three hundred forty billion, four hundred twenty-two million, four hundred forty-three thousand, three hundred forty".