155036643343 has 2 divisors, whose sum is σ = 155036643344. Its totient is φ = 155036643342.

The previous prime is 155036643241. The next prime is 155036643413. The reversal of 155036643343 is 343346630551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155036643343 - 2¹³ = 155036635151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155036643343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155036643943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77518321671 + 77518321672.

It is an arithmetic number, because the mean of its divisors is an integer number (77518321672).

Almost surely, 2^155036643343 is an apocalyptic number.

155036643343 is a deficient number, since it is larger than the sum of its proper divisors (1).

155036643343 is an equidigital number, since it uses as much as digits as its factorization.

155036643343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1166400, while the sum is 43.

The spelling of 155036643343 in words is "one hundred fifty-five billion, thirty-six million, six hundred forty-three thousand, three hundred forty-three".