312486684212 has 12 divisors (see below), whose sum is σ = 546935990496. Its totient is φ = 156219258360.

The previous prime is 312486684193. The next prime is 312486684221. The reversal of 312486684212 is 212486684213.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5991728 + ... + 6043655.

It is an arithmetic number, because the mean of its divisors is an integer number (45577999208).

Almost surely, 2^312486684212 is an apocalyptic number.

It is an amenable number.

312486684212 is a deficient number, since it is larger than the sum of its proper divisors (234449306284).

312486684212 is a wasteful number, since it uses less digits than its factorization.

312486684212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12041878 (or 12041876 counting only the distinct ones).

The product of its digits is 884736, while the sum is 47.

Subtracting from 312486684212 its reverse (212486684213), we obtain a palindrome (99999999999).

The spelling of 312486684212 in words is "three hundred twelve billion, four hundred eighty-six million, six hundred eighty-four thousand, two hundred twelve".