511213302463 has 2 divisors, whose sum is σ = 511213302464. Its totient is φ = 511213302462.

The previous prime is 511213302319. The next prime is 511213302493. The reversal of 511213302463 is 364203312115.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-511213302463 is a prime.

It is a super-2 number, since 2×511213302463² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511213302493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255606651231 + 255606651232.

It is an arithmetic number, because the mean of its divisors is an integer number (255606651232).

Almost surely, 2^511213302463 is an apocalyptic number.

511213302463 is a deficient number, since it is larger than the sum of its proper divisors (1).

511213302463 is an equidigital number, since it uses as much as digits as its factorization.

511213302463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 511213302463 its reverse (364203312115), we get a palindrome (875416614578).

The spelling of 511213302463 in words is "five hundred eleven billion, two hundred thirteen million, three hundred two thousand, four hundred sixty-three".