550156780262701 has 2 divisors, whose sum is σ = 550156780262702. Its totient is φ = 550156780262700.

The previous prime is 550156780262689. The next prime is 550156780262717. The reversal of 550156780262701 is 107262087651055.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 410323766602500 + 139833013660201 = 20256450^2 + 11825101^2 .

It is a cyclic number.

It is not a de Polignac number, because 550156780262701 - 2¹¹ = 550156780260653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550156780262741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275078390131350 + 275078390131351.

It is an arithmetic number, because the mean of its divisors is an integer number (275078390131351).

Almost surely, 2^{550156780262701} is an apocalyptic number.

It is an amenable number.

550156780262701 is a deficient number, since it is larger than the sum of its proper divisors (1).

550156780262701 is an equidigital number, since it uses as much as digits as its factorization.

550156780262701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056000, while the sum is 55.

The spelling of 550156780262701 in words is "five hundred fifty trillion, one hundred fifty-six billion, seven hundred eighty million, two hundred sixty-two thousand, seven hundred one".