43413123012 has 24 divisors (see below), whose sum is σ = 115768328256. Its totient is φ = 12403749408.

The previous prime is 43413122983. The next prime is 43413123029. The reversal of 43413123012 is 21032131434.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258411363 + ... + 258411530.

It is an arithmetic number, because the mean of its divisors is an integer number (4823680344).

Almost surely, 2^43413123012 is an apocalyptic number.

43413123012 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

43413123012 is an abundant number, since it is smaller than the sum of its proper divisors (72355205244).

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

43413123012 is a wasteful number, since it uses less digits than its factorization.

43413123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516822907 (or 516822905 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 43413123012 its reverse (21032131434), we get a palindrome (64445254446).

The spelling of 43413123012 in words is "forty-three billion, four hundred thirteen million, one hundred twenty-three thousand, twelve".