43253542659 has 16 divisors (see below), whose sum is σ = 60477328800. Its totient is φ = 27459968256.

The previous prime is 43253542649. The next prime is 43253542681. The reversal of 43253542659 is 95624535234.

It is not a de Polignac number, because 43253542659 - 2¹² = 43253538563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43253542649) 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, 3398904 + ... + 3411605.

It is an arithmetic number, because the mean of its divisors is an integer number (3779833050).

Almost surely, 2^43253542659 is an apocalyptic number.

43253542659 is a deficient number, since it is larger than the sum of its proper divisors (17223786141).

43253542659 is a wasteful number, since it uses less digits than its factorization.

43253542659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6810614.

The product of its digits is 3888000, while the sum is 48.

The spelling of 43253542659 in words is "forty-three billion, two hundred fifty-three million, five hundred forty-two thousand, six hundred fifty-nine".