550165023251 has 2 divisors, whose sum is σ = 550165023252. Its totient is φ = 550165023250.

The previous prime is 550165023209. The next prime is 550165023263. The reversal of 550165023251 is 152320561055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550165023251 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (550165023151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275082511625 + 275082511626.

It is an arithmetic number, because the mean of its divisors is an integer number (275082511626).

Almost surely, 2^550165023251 is an apocalyptic number.

550165023251 is a deficient number, since it is larger than the sum of its proper divisors (1).

550165023251 is an equidigital number, since it uses as much as digits as its factorization.

550165023251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 550165023251 in words is "five hundred fifty billion, one hundred sixty-five million, twenty-three thousand, two hundred fifty-one".