10511256463 has 2 divisors, whose sum is σ = 10511256464. Its totient is φ = 10511256462.

The previous prime is 10511256449. The next prime is 10511256479. The reversal of 10511256463 is 36465211501.

It is a weak prime.

It is an emirp because it is prime and its reverse (36465211501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10511256463 - 2¹³ = 10511248271 is a prime.

It is a super-2 number, since 2×10511256463² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10511256403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255628231 + 5255628232.

It is an arithmetic number, because the mean of its divisors is an integer number (5255628232).

Almost surely, 2^10511256463 is an apocalyptic number.

10511256463 is a deficient number, since it is larger than the sum of its proper divisors (1).

10511256463 is an equidigital number, since it uses as much as digits as its factorization.

10511256463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 10511256463 its reverse (36465211501), we get a palindrome (46976467964).

The spelling of 10511256463 in words is "ten billion, five hundred eleven million, two hundred fifty-six thousand, four hundred sixty-three".