155006040000043 has 2 divisors, whose sum is σ = 155006040000044. Its totient is φ = 155006040000042.

The previous prime is 155006039999957. The next prime is 155006040000107. The reversal of 155006040000043 is 340000040600551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155006040000043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155006039999966 and 155006040000020.

It is not a weakly prime, because it can be changed into another prime (155006040000143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77503020000021 + 77503020000022.

It is an arithmetic number, because the mean of its divisors is an integer number (77503020000022).

Almost surely, 2^{155006040000043} is an apocalyptic number.

155006040000043 is a deficient number, since it is larger than the sum of its proper divisors (1).

155006040000043 is an equidigital number, since it uses as much as digits as its factorization.

155006040000043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 155006040000043 its reverse (340000040600551), we get a palindrome (495006080600594).

The spelling of 155006040000043 in words is "one hundred fifty-five trillion, six billion, forty million, forty-three", and thus it is an aban number.