150181460509 has 2 divisors, whose sum is σ = 150181460510. Its totient is φ = 150181460508.

The previous prime is 150181460461. The next prime is 150181460519. The reversal of 150181460509 is 905064181051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110791119609 + 39390340900 = 332853^2 + 198470^2 .

It is an emirp because it is prime and its reverse (905064181051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150181460509 - 2¹¹ = 150181458461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150181460519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75090730254 + 75090730255.

It is an arithmetic number, because the mean of its divisors is an integer number (75090730255).

Almost surely, 2^150181460509 is an apocalyptic number.

It is an amenable number.

150181460509 is a deficient number, since it is larger than the sum of its proper divisors (1).

150181460509 is an equidigital number, since it uses as much as digits as its factorization.

150181460509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 40.

The spelling of 150181460509 in words is "one hundred fifty billion, one hundred eighty-one million, four hundred sixty thousand, five hundred nine".