312432560663 has 2 divisors, whose sum is σ = 312432560664. Its totient is φ = 312432560662.

The previous prime is 312432560659. The next prime is 312432560743. The reversal of 312432560663 is 366065234213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312432560663 - 2² = 312432560659 is a prime.

It is a super-2 number, since 2×312432560663² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 312432560663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312432560653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156216280331 + 156216280332.

It is an arithmetic number, because the mean of its divisors is an integer number (156216280332).

Almost surely, 2^312432560663 is an apocalyptic number.

312432560663 is a deficient number, since it is larger than the sum of its proper divisors (1).

312432560663 is an equidigital number, since it uses as much as digits as its factorization.

312432560663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 41.

Adding to 312432560663 its reverse (366065234213), we get a palindrome (678497794876).

The spelling of 312432560663 in words is "three hundred twelve billion, four hundred thirty-two million, five hundred sixty thousand, six hundred sixty-three".