312113330651464 has 64 divisors (see below), whose sum is σ = 594634176000000. Its totient is φ = 153558502913088.

The previous prime is 312113330651429. The next prime is 312113330651491. The reversal of 312113330651464 is 464156033311213.

It is a self number, because there is not a number n which added to its sum of digits gives 312113330651464.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226061359 + ... + 227437825.

It is an arithmetic number, because the mean of its divisors is an integer number (9291159000000).

Almost surely, 2^{312113330651464} is an apocalyptic number.

It is an amenable number.

312113330651464 is a deficient number, since it is larger than the sum of its proper divisors (282520845348536).

312113330651464 is a wasteful number, since it uses less digits than its factorization.

312113330651464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1377770 (or 1377766 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

Adding to 312113330651464 its reverse (464156033311213), we get a palindrome (776269363962677).

The spelling of 312113330651464 in words is "three hundred twelve trillion, one hundred thirteen billion, three hundred thirty million, six hundred fifty-one thousand, four hundred sixty-four".