43153809135 has 16 divisors (see below), whose sum is σ = 69427569120. Its totient is φ = 22888206720.

The previous prime is 43153809121. The next prime is 43153809157. The reversal of 43153809135 is 53190835134.

It is not a de Polignac number, because 43153809135 - 2⁸ = 43153808879 is a prime.

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, 7944580 + ... + 7950009.

It is an arithmetic number, because the mean of its divisors is an integer number (4339223070).

Almost surely, 2^43153809135 is an apocalyptic number.

43153809135 is a deficient number, since it is larger than the sum of its proper divisors (26273759985).

43153809135 is a wasteful number, since it uses less digits than its factorization.

43153809135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15894778.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 43153809135 in words is "forty-three billion, one hundred fifty-three million, eight hundred nine thousand, one hundred thirty-five".