550410432661 has 2 divisors, whose sum is σ = 550410432662. Its totient is φ = 550410432660.

The previous prime is 550410432631. The next prime is 550410432683. The reversal of 550410432661 is 166234014055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 516844528561 + 33565904100 = 718919^2 + 183210^2 .

It is a cyclic number.

It is not a de Polignac number, because 550410432661 - 2¹³ = 550410424469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550410432661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550410432631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275205216330 + 275205216331.

It is an arithmetic number, because the mean of its divisors is an integer number (275205216331).

Almost surely, 2^550410432661 is an apocalyptic number.

It is an amenable number.

550410432661 is a deficient number, since it is larger than the sum of its proper divisors (1).

550410432661 is an equidigital number, since it uses as much as digits as its factorization.

550410432661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 550410432661 in words is "five hundred fifty billion, four hundred ten million, four hundred thirty-two thousand, six hundred sixty-one".