551523545011 has 2 divisors, whose sum is σ = 551523545012. Its totient is φ = 551523545010.

The previous prime is 551523544987. The next prime is 551523545047. The reversal of 551523545011 is 110545325155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 551523545011 - 2⁹ = 551523544499 is a prime.

It is not a weakly prime, because it can be changed into another prime (551523545611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275761772505 + 275761772506.

It is an arithmetic number, because the mean of its divisors is an integer number (275761772506).

Almost surely, 2^551523545011 is an apocalyptic number.

551523545011 is a deficient number, since it is larger than the sum of its proper divisors (1).

551523545011 is an equidigital number, since it uses as much as digits as its factorization.

551523545011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75000, while the sum is 37.

The spelling of 551523545011 in words is "five hundred fifty-one billion, five hundred twenty-three million, five hundred forty-five thousand, eleven".