511255323552053 has 2 divisors, whose sum is σ = 511255323552054. Its totient is φ = 511255323552052.

The previous prime is 511255323552049. The next prime is 511255323552131. The reversal of 511255323552053 is 350255323552115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501658667516644 + 9596656035409 = 22397738^2 + 3097847^2 .

It is a cyclic number.

It is not a de Polignac number, because 511255323552053 - 2² = 511255323552049 is a prime.

It is a super-2 number, since 2×511255323552053² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511255323551989 and 511255323552007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511255323252053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255627661776026 + 255627661776027.

It is an arithmetic number, because the mean of its divisors is an integer number (255627661776027).

Almost surely, 2^{511255323552053} is an apocalyptic number.

It is an amenable number.

511255323552053 is a deficient number, since it is larger than the sum of its proper divisors (1).

511255323552053 is an equidigital number, since it uses as much as digits as its factorization.

511255323552053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3375000, while the sum is 47.

The spelling of 511255323552053 in words is "five hundred eleven trillion, two hundred fifty-five billion, three hundred twenty-three million, five hundred fifty-two thousand, fifty-three".