512415226663 has 2 divisors, whose sum is σ = 512415226664. Its totient is φ = 512415226662.

The previous prime is 512415226651. The next prime is 512415226667. The reversal of 512415226663 is 366622514215.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512415226663 is a prime.

It is a super-2 number, since 2×512415226663² (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 (512415226667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256207613331 + 256207613332.

It is an arithmetic number, because the mean of its divisors is an integer number (256207613332).

Almost surely, 2^512415226663 is an apocalyptic number.

512415226663 is a deficient number, since it is larger than the sum of its proper divisors (1).

512415226663 is an equidigital number, since it uses as much as digits as its factorization.

512415226663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 43.

The spelling of 512415226663 in words is "five hundred twelve billion, four hundred fifteen million, two hundred twenty-six thousand, six hundred sixty-three".