12552360277 has 2 divisors, whose sum is σ = 12552360278. Its totient is φ = 12552360276.

The previous prime is 12552360211. The next prime is 12552360281. The reversal of 12552360277 is 77206325521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11886668676 + 665691601 = 109026^2 + 25801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12552360277 is a prime.

It is a super-3 number, since 3×12552360277³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12552360577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6276180138 + 6276180139.

It is an arithmetic number, because the mean of its divisors is an integer number (6276180139).

Almost surely, 2^12552360277 is an apocalyptic number.

It is an amenable number.

12552360277 is a deficient number, since it is larger than the sum of its proper divisors (1).

12552360277 is an equidigital number, since it uses as much as digits as its factorization.

12552360277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 40.

Adding to 12552360277 its reverse (77206325521), we get a palindrome (89758685798).

The spelling of 12552360277 in words is "twelve billion, five hundred fifty-two million, three hundred sixty thousand, two hundred seventy-seven".