150415064450561 has 2 divisors, whose sum is σ = 150415064450562. Its totient is φ = 150415064450560.

The previous prime is 150415064450513. The next prime is 150415064450593. The reversal of 150415064450561 is 165054460514051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111425842552336 + 38989221898225 = 10555844^2 + 6244135^2 .

It is an emirp because it is prime and its reverse (165054460514051) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 150415064450561 - 2³⁴ = 150397884581377 is a prime.

It is a super-2 number, since 2×150415064450561² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (150415064410561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75207532225280 + 75207532225281.

It is an arithmetic number, because the mean of its divisors is an integer number (75207532225281).

Almost surely, 2^{150415064450561} is an apocalyptic number.

It is an amenable number.

150415064450561 is a deficient number, since it is larger than the sum of its proper divisors (1).

150415064450561 is an equidigital number, since it uses as much as digits as its factorization.

150415064450561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The spelling of 150415064450561 in words is "one hundred fifty trillion, four hundred fifteen billion, sixty-four million, four hundred fifty thousand, five hundred sixty-one".