43343405361 has 6 divisors (see below), whose sum is σ = 62607141090. Its totient is φ = 28895603568.

The previous prime is 43343405341. The next prime is 43343405387. The reversal of 43343405361 is 16350434334.

43343405361 is a `hidden beast` number, since 43 + 3 + 43 + 40 + 536 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25238088225 + 18105317136 = 158865^2 + 134556^2 .

It is not a de Polignac number, because 43343405361 - 2¹³ = 43343397169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43343405341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2407966956 + ... + 2407966973.

It is an arithmetic number, because the mean of its divisors is an integer number (10434523515).

Almost surely, 2^43343405361 is an apocalyptic number.

It is an amenable number.

43343405361 is a deficient number, since it is larger than the sum of its proper divisors (19263735729).

43343405361 is a wasteful number, since it uses less digits than its factorization.

43343405361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4815933935 (or 4815933932 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 43343405361 its reverse (16350434334), we get a palindrome (59693839695).

The spelling of 43343405361 in words is "forty-three billion, three hundred forty-three million, four hundred five thousand, three hundred sixty-one".