150305161813 has 2 divisors, whose sum is σ = 150305161814. Its totient is φ = 150305161812.

The previous prime is 150305161807. The next prime is 150305161861. The reversal of 150305161813 is 318161503051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116487055204 + 33818106609 = 341302^2 + 183897^2 .

It is a cyclic number.

It is not a de Polignac number, because 150305161813 - 2⁹ = 150305161301 is a prime.

It is a super-2 number, since 2×150305161813² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150305164813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75152580906 + 75152580907.

It is an arithmetic number, because the mean of its divisors is an integer number (75152580907).

Almost surely, 2^150305161813 is an apocalyptic number.

It is an amenable number.

150305161813 is a deficient number, since it is larger than the sum of its proper divisors (1).

150305161813 is an equidigital number, since it uses as much as digits as its factorization.

150305161813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 34.

Adding to 150305161813 its reverse (318161503051), we get a palindrome (468466664864).

The spelling of 150305161813 in words is "one hundred fifty billion, three hundred five million, one hundred sixty-one thousand, eight hundred thirteen".