43164535385545 has 16 divisors (see below), whose sum is σ = 60573753313920. Its totient is φ = 28910200443264.

The previous prime is 43164535385539. The next prime is 43164535385563. The reversal of 43164535385545 is 54558353546134.

It is a happy number.

It is not a de Polignac number, because 43164535385545 - 2³ = 43164535385537 is a prime.

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, 14340375700 + ... + 14340378709.

It is an arithmetic number, because the mean of its divisors is an integer number (3785859582120).

Almost surely, 2^{43164535385545} is an apocalyptic number.

It is an amenable number.

43164535385545 is a deficient number, since it is larger than the sum of its proper divisors (17409217928375).

43164535385545 is a wasteful number, since it uses less digits than its factorization.

43164535385545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28680754464.

The product of its digits is 259200000, while the sum is 61.

The spelling of 43164535385545 in words is "forty-three trillion, one hundred sixty-four billion, five hundred thirty-five million, three hundred eighty-five thousand, five hundred forty-five".