312655646063 has 2 divisors, whose sum is σ = 312655646064. Its totient is φ = 312655646062.

The previous prime is 312655646033. The next prime is 312655646117. The reversal of 312655646063 is 360646556213.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 312655646063 - 2³⁸ = 37777739119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312655645999 and 312655646017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312655646003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156327823031 + 156327823032.

It is an arithmetic number, because the mean of its divisors is an integer number (156327823032).

Almost surely, 2^312655646063 is an apocalyptic number.

312655646063 is a deficient number, since it is larger than the sum of its proper divisors (1).

312655646063 is an equidigital number, since it uses as much as digits as its factorization.

312655646063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 312655646063 in words is "three hundred twelve billion, six hundred fifty-five million, six hundred forty-six thousand, sixty-three".