312708553410518 has 16 divisors (see below), whose sum is σ = 499150513879200. Its totient is φ = 146417484064896.

The previous prime is 312708553410469. The next prime is 312708553410577. The reversal of 312708553410518 is 815014355807213.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 312708553410518.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23108813321 + ... + 23108826852.

It is an arithmetic number, because the mean of its divisors is an integer number (31196907117450).

Almost surely, 2^{312708553410518} is an apocalyptic number.

312708553410518 is a deficient number, since it is larger than the sum of its proper divisors (186441960468682).

312708553410518 is a wasteful number, since it uses less digits than its factorization.

312708553410518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46217640391.

The product of its (nonzero) digits is 4032000, while the sum is 53.

The spelling of 312708553410518 in words is "three hundred twelve trillion, seven hundred eight billion, five hundred fifty-three million, four hundred ten thousand, five hundred eighteen".