43401067011 has 12 divisors (see below), whose sum is σ = 62699452920. Its totient is φ = 28929880320.

The previous prime is 43401067001. The next prime is 43401067019. The reversal of 43401067011 is 11076010434.

It is a happy number.

43401067011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43401067011 - 2¹⁷ = 43400935939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43401067019) 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, 280350 + ... + 406691.

It is an arithmetic number, because the mean of its divisors is an integer number (5224954410).

Almost surely, 2^43401067011 is an apocalyptic number.

43401067011 is a deficient number, since it is larger than the sum of its proper divisors (19298385909).

43401067011 is a wasteful number, since it uses less digits than its factorization.

43401067011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694066 (or 694063 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

Adding to 43401067011 its reverse (11076010434), we get a palindrome (54477077445).

The spelling of 43401067011 in words is "forty-three billion, four hundred one million, sixty-seven thousand, eleven".