43153423137 has 16 divisors (see below), whose sum is σ = 69742906560. Its totient is φ = 26153589600.

The previous prime is 43153423129. The next prime is 43153423141. The reversal of 43153423137 is 73132435134.

43153423137 is a `hidden beast` number, since 431 + 53 + 42 + 3 + 137 = 666.

It is not a de Polignac number, because 43153423137 - 2³ = 43153423129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43153421137) 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, 72648564 + ... + 72649157.

It is an arithmetic number, because the mean of its divisors is an integer number (4358931660).

Almost surely, 2^43153423137 is an apocalyptic number.

It is an amenable number.

43153423137 is a deficient number, since it is larger than the sum of its proper divisors (26589483423).

43153423137 is a wasteful number, since it uses less digits than its factorization.

43153423137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145297741 (or 145297735 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The spelling of 43153423137 in words is "forty-three billion, one hundred fifty-three million, four hundred twenty-three thousand, one hundred thirty-seven".