43411950109 has 4 divisors (see below), whose sum is σ = 47358491040. Its totient is φ = 39465409180.

The previous prime is 43411950077. The next prime is 43411950121. The reversal of 43411950109 is 90105911434.

43411950109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43411950109 - 2⁵ = 43411950077 is a prime.

It is a super-2 number, since 2×43411950109² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43411950149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973270449 + ... + 1973270470.

It is an arithmetic number, because the mean of its divisors is an integer number (11839622760).

Almost surely, 2^43411950109 is an apocalyptic number.

It is an amenable number.

43411950109 is a deficient number, since it is larger than the sum of its proper divisors (3946540931).

43411950109 is a wasteful number, since it uses less digits than its factorization.

43411950109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3946540930.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 43411950109 in words is "forty-three billion, four hundred eleven million, nine hundred fifty thousand, one hundred nine".