150021415320487 has 2 divisors, whose sum is σ = 150021415320488. Its totient is φ = 150021415320486.

The previous prime is 150021415320481. The next prime is 150021415320523. The reversal of 150021415320487 is 784023514120051.

150021415320487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150021415320487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150021415320481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75010707660243 + 75010707660244.

It is an arithmetic number, because the mean of its divisors is an integer number (75010707660244).

Almost surely, 2^{150021415320487} is an apocalyptic number.

150021415320487 is a deficient number, since it is larger than the sum of its proper divisors (1).

150021415320487 is an equidigital number, since it uses as much as digits as its factorization.

150021415320487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 150021415320487 in words is "one hundred fifty trillion, twenty-one billion, four hundred fifteen million, three hundred twenty thousand, four hundred eighty-seven".