67313051512612 has 24 divisors (see below), whose sum is σ = 119597806419840. Its totient is φ = 33142600851360.

The previous prime is 67313051512607. The next prime is 67313051512613. The reversal of 67313051512612 is 21621515031376.

It is a super-2 number, since 2×67313051512612² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67313051512613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43128412 + ... + 44661907.

It is an arithmetic number, because the mean of its divisors is an integer number (4983241934160).

Almost surely, 2^{67313051512612} is an apocalyptic number.

It is an amenable number.

67313051512612 is a deficient number, since it is larger than the sum of its proper divisors (52284754907228).

67313051512612 is a wasteful number, since it uses less digits than its factorization.

67313051512612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87793251 (or 87793249 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

Adding to 67313051512612 its reverse (21621515031376), we get a palindrome (88934566543988).

The spelling of 67313051512612 in words is "sixty-seven trillion, three hundred thirteen billion, fifty-one million, five hundred twelve thousand, six hundred twelve".