150021415320481 has 2 divisors, whose sum is σ = 150021415320482. Its totient is φ = 150021415320480.

The previous prime is 150021415320461. The next prime is 150021415320487. The reversal of 150021415320481 is 184023514120051.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93816271374400 + 56205143946081 = 9685880^2 + 7497009^2 .

It is a cyclic number.

It is not a de Polignac number, because 150021415320481 - 2⁷ = 150021415320353 is a prime.

It is a super-2 number, since 2×150021415320481² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 150021415320481.

It is not a weakly prime, because it can be changed into another prime (150021415320487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75010707660240 + 75010707660241.

It is an arithmetic number, because the mean of its divisors is an integer number (75010707660241).

Almost surely, 2^{150021415320481} is an apocalyptic number.

It is an amenable number.

150021415320481 is a deficient number, since it is larger than the sum of its proper divisors (1).

150021415320481 is an equidigital number, since it uses as much as digits as its factorization.

150021415320481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400, while the sum is 37.

The spelling of 150021415320481 in words is "one hundred fifty trillion, twenty-one billion, four hundred fifteen million, three hundred twenty thousand, four hundred eighty-one".