550949963 has 2 divisors, whose sum is σ = 550949964. Its totient is φ = 550949962.

The previous prime is 550949951. The next prime is 550949969. The reversal of 550949963 is 369949055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550949963 - 2⁴ = 550949947 is a prime.

It is not a weakly prime, because it can be changed into another prime (550949969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275474981 + 275474982.

It is an arithmetic number, because the mean of its divisors is an integer number (275474982).

Almost surely, 2^550949963 is an apocalyptic number.

550949963 is a deficient number, since it is larger than the sum of its proper divisors (1).

550949963 is an equidigital number, since it uses as much as digits as its factorization.

550949963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1312200, while the sum is 50.

The square root of 550949963 is about 23472.3233404791. The cubic root of 550949963 is about 819.7927113356.

The spelling of 550949963 in words is "five hundred fifty million, nine hundred forty-nine thousand, nine hundred sixty-three".