6467485420812 has 24 divisors (see below), whose sum is σ = 16251630032176. Its totient is φ = 1989995514048.

The previous prime is 6467485420793. The next prime is 6467485420829. The reversal of 6467485420812 is 2180245847646.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20729119783 + ... + 20729120094.

Almost surely, 2^{6467485420812} is an apocalyptic number.

It is an amenable number.

6467485420812 is an abundant number, since it is smaller than the sum of its proper divisors (9784144611364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6467485420812 is a wasteful number, since it uses less digits than its factorization.

6467485420812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41458239897 (or 41458239895 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 57.

The spelling of 6467485420812 in words is "six trillion, four hundred sixty-seven billion, four hundred eighty-five million, four hundred twenty thousand, eight hundred twelve".