551622111017 has 2 divisors, whose sum is σ = 551622111018. Its totient is φ = 551622111016.

The previous prime is 551622110999. The next prime is 551622111059. The reversal of 551622111017 is 710111226155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311075023081 + 240547087936 = 557741^2 + 490456^2 .

It is a cyclic number.

It is not a de Polignac number, because 551622111017 - 2⁶ = 551622110953 is a prime.

It is not a weakly prime, because it can be changed into another prime (551622111217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275811055508 + 275811055509.

It is an arithmetic number, because the mean of its divisors is an integer number (275811055509).

Almost surely, 2^551622111017 is an apocalyptic number.

It is an amenable number.

551622111017 is a deficient number, since it is larger than the sum of its proper divisors (1).

551622111017 is an equidigital number, since it uses as much as digits as its factorization.

551622111017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 32.

The spelling of 551622111017 in words is "five hundred fifty-one billion, six hundred twenty-two million, one hundred eleven thousand, seventeen".