155544022343 has 2 divisors, whose sum is σ = 155544022344. Its totient is φ = 155544022342.

The previous prime is 155544022331. The next prime is 155544022423. The reversal of 155544022343 is 343220445551.

155544022343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155544022343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 155544022297 and 155544022306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155544022943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77772011171 + 77772011172.

It is an arithmetic number, because the mean of its divisors is an integer number (77772011172).

Almost surely, 2^155544022343 is an apocalyptic number.

155544022343 is a deficient number, since it is larger than the sum of its proper divisors (1).

155544022343 is an equidigital number, since it uses as much as digits as its factorization.

155544022343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 155544022343 its reverse (343220445551), we get a palindrome (498764467894).

The spelling of 155544022343 in words is "one hundred fifty-five billion, five hundred forty-four million, twenty-two thousand, three hundred forty-three".