812041787214 has 48 divisors (see below), whose sum is σ = 2010962914272. Its totient is φ = 231989696064.

The previous prime is 812041787159. The next prime is 812041787233. The reversal of 812041787214 is 412787140218.

812041787214 is a `hidden beast` number, since 8 + 12 + 0 + 417 + 8 + 7 + 214 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 812041787214.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1033612 + ... + 1640864.

It is an arithmetic number, because the mean of its divisors is an integer number (41895060714).

Almost surely, 2^812041787214 is an apocalyptic number.

812041787214 is an abundant number, since it is smaller than the sum of its proper divisors (1198921127058).

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

812041787214 is a wasteful number, since it uses less digits than its factorization.

812041787214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617881 (or 617878 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 45.

The spelling of 812041787214 in words is "eight hundred twelve billion, forty-one million, seven hundred eighty-seven thousand, two hundred fourteen".