312743465445 has 32 divisors (see below), whose sum is σ = 505842099840. Its totient is φ = 164984221440.

The previous prime is 312743465407. The next prime is 312743465449. The reversal of 312743465445 is 544564347213.

It is not a de Polignac number, because 312743465445 - 2⁸ = 312743465189 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312743465394 and 312743465403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312743465449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 796815 + ... + 1122675.

It is an arithmetic number, because the mean of its divisors is an integer number (15807565620).

Almost surely, 2^312743465445 is an apocalyptic number.

It is an amenable number.

312743465445 is a deficient number, since it is larger than the sum of its proper divisors (193098634395).

312743465445 is a wasteful number, since it uses less digits than its factorization.

312743465445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326565.

The product of its digits is 4838400, while the sum is 48.

The spelling of 312743465445 in words is "three hundred twelve billion, seven hundred forty-three million, four hundred sixty-five thousand, four hundred forty-five".