150603844026821 has 2 divisors, whose sum is σ = 150603844026822. Its totient is φ = 150603844026820.

The previous prime is 150603844026773. The next prime is 150603844026869. The reversal of 150603844026821 is 128620448306051.

It is a balanced prime because it is at equal distance from previous prime (150603844026773) and next prime (150603844026869).

It can be written as a sum of positive squares in only one way, i.e., 125427433914721 + 25176410112100 = 11199439^2 + 5017610^2 .

It is a cyclic number.

It is not a de Polignac number, because 150603844026821 - 2¹⁰ = 150603844025797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 150603844026821.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150603844026221) 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, 75301922013410 + 75301922013411.

It is an arithmetic number, because the mean of its divisors is an integer number (75301922013411).

Almost surely, 2^{150603844026821} is an apocalyptic number.

It is an amenable number.

150603844026821 is a deficient number, since it is larger than the sum of its proper divisors (1).

150603844026821 is an equidigital number, since it uses as much as digits as its factorization.

150603844026821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 150603844026821 in words is "one hundred fifty trillion, six hundred three billion, eight hundred forty-four million, twenty-six thousand, eight hundred twenty-one".