550330212401 has 2 divisors, whose sum is σ = 550330212402. Its totient is φ = 550330212400.

The previous prime is 550330212287. The next prime is 550330212427. The reversal of 550330212401 is 104212033055.

It is a happy number.

It is an a-pointer prime, because the next prime (550330212427) can be obtained adding 550330212401 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331918863376 + 218411349025 = 576124^2 + 467345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550330212401 is a prime.

It is not a weakly prime, because it can be changed into another prime (550330212461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275165106200 + 275165106201.

It is an arithmetic number, because the mean of its divisors is an integer number (275165106201).

Almost surely, 2^550330212401 is an apocalyptic number.

It is an amenable number.

550330212401 is a deficient number, since it is larger than the sum of its proper divisors (1).

550330212401 is an equidigital number, since it uses as much as digits as its factorization.

550330212401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 550330212401 its reverse (104212033055), we get a palindrome (654542245456).

The spelling of 550330212401 in words is "five hundred fifty billion, three hundred thirty million, two hundred twelve thousand, four hundred one".