150838645393 has 2 divisors, whose sum is σ = 150838645394. Its totient is φ = 150838645392.

The previous prime is 150838645361. The next prime is 150838645411. The reversal of 150838645393 is 393546838051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144960663169 + 5877982224 = 380737^2 + 76668^2 .

It is a cyclic number.

It is not a de Polignac number, because 150838645393 - 2⁵ = 150838645361 is a prime.

It is not a weakly prime, because it can be changed into another prime (150838645303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75419322696 + 75419322697.

It is an arithmetic number, because the mean of its divisors is an integer number (75419322697).

Almost surely, 2^150838645393 is an apocalyptic number.

It is an amenable number.

150838645393 is a deficient number, since it is larger than the sum of its proper divisors (1).

150838645393 is an equidigital number, since it uses as much as digits as its factorization.

150838645393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9331200, while the sum is 55.

The spelling of 150838645393 in words is "one hundred fifty billion, eight hundred thirty-eight million, six hundred forty-five thousand, three hundred ninety-three".