5550517957 has 2 divisors, whose sum is σ = 5550517958. Its totient is φ = 5550517956.

The previous prime is 5550517949. The next prime is 5550517961. The reversal of 5550517957 is 7597150555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3177464161 + 2373053796 = 56369^2 + 48714^2 .

It is a cyclic number.

It is not a de Polignac number, because 5550517957 - 2³ = 5550517949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5550517957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5550517927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775258978 + 2775258979.

It is an arithmetic number, because the mean of its divisors is an integer number (2775258979).

Almost surely, 2^5550517957 is an apocalyptic number.

It is an amenable number.

5550517957 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550517957 is an equidigital number, since it uses as much as digits as its factorization.

5550517957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1378125, while the sum is 49.

The square root of 5550517957 is about 74501.7983474225. The cubic root of 5550517957 is about 1770.5621286904.

The spelling of 5550517957 in words is "five billion, five hundred fifty million, five hundred seventeen thousand, nine hundred fifty-seven".