512213553277 has 2 divisors, whose sum is σ = 512213553278. Its totient is φ = 512213553276.

The previous prime is 512213553263. The next prime is 512213553301. The reversal of 512213553277 is 772355312215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469593602361 + 42619950916 = 685269^2 + 206446^2 .

It is a cyclic number.

It is not a de Polignac number, because 512213553277 - 2¹⁵ = 512213520509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512213553977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256106776638 + 256106776639.

It is an arithmetic number, because the mean of its divisors is an integer number (256106776639).

Almost surely, 2^512213553277 is an apocalyptic number.

It is an amenable number.

512213553277 is a deficient number, since it is larger than the sum of its proper divisors (1).

512213553277 is an equidigital number, since it uses as much as digits as its factorization.

512213553277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 441000, while the sum is 43.

The spelling of 512213553277 in words is "five hundred twelve billion, two hundred thirteen million, five hundred fifty-three thousand, two hundred seventy-seven".