551816701 has 2 divisors, whose sum is σ = 551816702. Its totient is φ = 551816700.

The previous prime is 551816693. The next prime is 551816717. The reversal of 551816701 is 107618155.

551816701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299324601 + 252492100 = 17301^2 + 15890^2 .

It is a cyclic number.

It is not a de Polignac number, because 551816701 - 2³ = 551816693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551816401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275908350 + 275908351.

It is an arithmetic number, because the mean of its divisors is an integer number (275908351).

Almost surely, 2^551816701 is an apocalyptic number.

It is an amenable number.

551816701 is a deficient number, since it is larger than the sum of its proper divisors (1).

551816701 is an equidigital number, since it uses as much as digits as its factorization.

551816701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 34.

The square root of 551816701 is about 23490.7790632835. The cubic root of 551816701 is about 820.2223772249. Note that the first 3 decimals are identical.

The spelling of 551816701 in words is "five hundred fifty-one million, eight hundred sixteen thousand, seven hundred one".