551904497699 has 2 divisors, whose sum is σ = 551904497700. Its totient is φ = 551904497698.

The previous prime is 551904497693. The next prime is 551904497719. The reversal of 551904497699 is 996794409155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551904497699 - 2¹² = 551904493603 is a prime.

It is not a weakly prime, because it can be changed into another prime (551904497693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275952248849 + 275952248850.

It is an arithmetic number, because the mean of its divisors is an integer number (275952248850).

Almost surely, 2^551904497699 is an apocalyptic number.

551904497699 is a deficient number, since it is larger than the sum of its proper divisors (1).

551904497699 is an equidigital number, since it uses as much as digits as its factorization.

551904497699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110224800, while the sum is 68.

The spelling of 551904497699 in words is "five hundred fifty-one billion, nine hundred four million, four hundred ninety-seven thousand, six hundred ninety-nine".