1550134335899 has 2 divisors, whose sum is σ = 1550134335900. Its totient is φ = 1550134335898.

The previous prime is 1550134335809. The next prime is 1550134335923. The reversal of 1550134335899 is 9985334310551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1550134335899 - 2⁸ = 1550134335643 is a prime.

It is not a weakly prime, because it can be changed into another prime (1550134335809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775067167949 + 775067167950.

It is an arithmetic number, because the mean of its divisors is an integer number (775067167950).

Almost surely, 2^{1550134335899} is an apocalyptic number.

1550134335899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1550134335899 is an equidigital number, since it uses as much as digits as its factorization.

1550134335899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8748000, while the sum is 56.

The spelling of 1550134335899 in words is "one trillion, five hundred fifty billion, one hundred thirty-four million, three hundred thirty-five thousand, eight hundred ninety-nine".