150055185961 has 2 divisors, whose sum is σ = 150055185962. Its totient is φ = 150055185960.

The previous prime is 150055185911. The next prime is 150055185977. The reversal of 150055185961 is 169581550051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91404033561 + 58651152400 = 302331^2 + 242180^2 .

It is a cyclic number.

It is not a de Polignac number, because 150055185961 - 2¹⁷ = 150055054889 is a prime.

It is not a weakly prime, because it can be changed into another prime (150055185901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75027592980 + 75027592981.

It is an arithmetic number, because the mean of its divisors is an integer number (75027592981).

Almost surely, 2^150055185961 is an apocalyptic number.

It is an amenable number.

150055185961 is a deficient number, since it is larger than the sum of its proper divisors (1).

150055185961 is an equidigital number, since it uses as much as digits as its factorization.

150055185961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270000, while the sum is 46.

The spelling of 150055185961 in words is "one hundred fifty billion, fifty-five million, one hundred eighty-five thousand, nine hundred sixty-one".