312846913191 has 16 divisors (see below), whose sum is σ = 425043539424. Its totient is φ = 204608262144.

The previous prime is 312846913151. The next prime is 312846913219. The reversal of 312846913191 is 191319648213.

It is not a de Polignac number, because 312846913191 - 2¹³ = 312846904999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312846913191.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312846913151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1521475 + ... + 1714811.

It is an arithmetic number, because the mean of its divisors is an integer number (26565221214).

Almost surely, 2^312846913191 is an apocalyptic number.

312846913191 is a deficient number, since it is larger than the sum of its proper divisors (112196626233).

312846913191 is a wasteful number, since it uses less digits than its factorization.

312846913191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203570.

The product of its digits is 279936, while the sum is 48.

The spelling of 312846913191 in words is "three hundred twelve billion, eight hundred forty-six million, nine hundred thirteen thousand, one hundred ninety-one".