812214135006 has 16 divisors (see below), whose sum is σ = 1641174954384. Its totient is φ = 267946930944.

The previous prime is 812214134981. The next prime is 812214135059. The reversal of 812214135006 is 600531412218.

It is a super-2 number, since 2×812214135006² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 697777885 + ... + 697779048.

It is an arithmetic number, because the mean of its divisors is an integer number (102573434649).

Almost surely, 2^812214135006 is an apocalyptic number.

812214135006 is an abundant number, since it is smaller than the sum of its proper divisors (828960819378).

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

812214135006 is a wasteful number, since it uses less digits than its factorization.

812214135006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395557035.

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 812214135006 in words is "eight hundred twelve billion, two hundred fourteen million, one hundred thirty-five thousand, six".