43140310305605 has 16 divisors (see below), whose sum is σ = 52665981883200. Its totient is φ = 33914290333440.

The previous prime is 43140310305541. The next prime is 43140310305641. The reversal of 43140310305605 is 50650301304134.

It is not a de Polignac number, because 43140310305605 - 2⁶ = 43140310305541 is a prime.

It is a super-2 number, since 2×43140310305605² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27256091 + ... + 28795400.

It is an arithmetic number, because the mean of its divisors is an integer number (3291623867700).

Almost surely, 2^{43140310305605} is an apocalyptic number.

It is an amenable number.

43140310305605 is a deficient number, since it is larger than the sum of its proper divisors (9525671577595).

43140310305605 is a wasteful number, since it uses less digits than its factorization.

43140310305605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56054164.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 43140310305605 its reverse (50650301304134), we get a palindrome (93790611609739).

The spelling of 43140310305605 in words is "forty-three trillion, one hundred forty billion, three hundred ten million, three hundred five thousand, six hundred five".