43045411340505 has 16 divisors (see below), whose sum is σ = 78711609308544. Its totient is φ = 19677902327040.

The previous prime is 43045411340489. The next prime is 43045411340509. The reversal of 43045411340505 is 50504311454034.

It is not a de Polignac number, because 43045411340505 - 2⁴ = 43045411340489 is a prime.

It is a super-2 number, since 2×43045411340505² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43045411340509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204978149136 + ... + 204978149345.

It is an arithmetic number, because the mean of its divisors is an integer number (4919475581784).

Almost surely, 2^{43045411340505} is an apocalyptic number.

It is an amenable number.

43045411340505 is a deficient number, since it is larger than the sum of its proper divisors (35666197968039).

43045411340505 is a wasteful number, since it uses less digits than its factorization.

43045411340505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409956298496.

The product of its (nonzero) digits is 288000, while the sum is 39.

Adding to 43045411340505 its reverse (50504311454034), we get a palindrome (93549722794539).

The spelling of 43045411340505 in words is "forty-three trillion, forty-five billion, four hundred eleven million, three hundred forty thousand, five hundred five".