551173976057 has 2 divisors, whose sum is σ = 551173976058. Its totient is φ = 551173976056.

The previous prime is 551173976051. The next prime is 551173976063. The reversal of 551173976057 is 750679371155.

551173976057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (551173976051) and next prime (551173976063).

It can be written as a sum of positive squares in only one way, i.e., 539172992656 + 12000983401 = 734284^2 + 109549^2 .

It is a cyclic number.

It is not a de Polignac number, because 551173976057 - 2²⁴ = 551157198841 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 551173975993 and 551173976011.

It is not a weakly prime, because it can be changed into another prime (551173976051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275586988028 + 275586988029.

It is an arithmetic number, because the mean of its divisors is an integer number (275586988029).

Almost surely, 2^551173976057 is an apocalyptic number.

It is an amenable number.

551173976057 is a deficient number, since it is larger than the sum of its proper divisors (1).

551173976057 is an equidigital number, since it uses as much as digits as its factorization.

551173976057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6945750, while the sum is 56.

The spelling of 551173976057 in words is "five hundred fifty-one billion, one hundred seventy-three million, nine hundred seventy-six thousand, fifty-seven".