150221055899 has 2 divisors, whose sum is σ = 150221055900. Its totient is φ = 150221055898.

The previous prime is 150221055877. The next prime is 150221055949. The reversal of 150221055899 is 998550122051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 150221055899 - 2⁸ = 150221055643 is a prime.

It is not a weakly prime, because it can be changed into another prime (150221055199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75110527949 + 75110527950.

It is an arithmetic number, because the mean of its divisors is an integer number (75110527950).

Almost surely, 2^150221055899 is an apocalyptic number.

150221055899 is a deficient number, since it is larger than the sum of its proper divisors (1).

150221055899 is an equidigital number, since it uses as much as digits as its factorization.

150221055899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 47.

The spelling of 150221055899 in words is "one hundred fifty billion, two hundred twenty-one million, fifty-five thousand, eight hundred ninety-nine".