312112663256135 has 16 divisors (see below), whose sum is σ = 446650668412416. Its totient is φ = 204714889687968.

The previous prime is 312112663256029. The next prime is 312112663256183. The reversal of 312112663256135 is 531652366211213.

It is a cyclic number.

It is not a de Polignac number, because 312112663256135 - 2²⁶ = 312112596147271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 312112663256135.

It is a congruent number.

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, 193858796249 + ... + 193858797858.

It is an arithmetic number, because the mean of its divisors is an integer number (27915666775776).

Almost surely, 2^{312112663256135} is an apocalyptic number.

312112663256135 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

312112663256135 is a deficient number, since it is larger than the sum of its proper divisors (134538005156281).

312112663256135 is a wasteful number, since it uses less digits than its factorization.

312112663256135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387717594142.

The product of its digits is 1166400, while the sum is 47.

The spelling of 312112663256135 in words is "three hundred twelve trillion, one hundred twelve billion, six hundred sixty-three million, two hundred fifty-six thousand, one hundred thirty-five".